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  • Sarajevo, Bosnia and Herzegovina
    Sunday Jun 28, 1914

    Archduke Franz Ferdinand Assassination

    Sarajevo, Bosnia and Herzegovina
    Sunday Jun 28, 1914

    Tension existed in Europe especially in the troubled Balkan regions in the southeast of Europe. A number of alliances involved European powers, Ottoman Empire, Russia and other parties had existed for years, but political instability in the Balkans threatened to destroy these agreements, till the spark of the World War I was ignited in Sarajevo, Bosnia, where Archduke Franz Ferdinand and his wife Sophie was shot by Serbian nationalist Gaverilo Princip.




  • Sarajevo, Bosnia and Herzegovina
    Sunday Jun 28, 1914

    Assassination consequences

    Sarajevo, Bosnia and Herzegovina
    Sunday Jun 28, 1914

    The Austro-Hungarian authorities encouraged the subsequent anti-Serb riots in Sarajevo, in which Bosnian Croats killed 2 Bosnian Serbs and damaged numerous Bosnian Serb assets. violent actions against Serbs were also organized outside Sarajevo, in other Austro-Hungarian controlled in Bosnia and Herzegovina.




  • France
    Monday Jul 20, 1914

    German Failure

    France
    Monday Jul 20, 1914

    By 20 July, the Germans had retreated across the Marne to their starting lines, having achieved little, and the German Army never regained the initiative.




  • Austria-Hungary
    Thursday Jul 23, 1914

    Delivering the Ultimatum

    Austria-Hungary
    Thursday Jul 23, 1914

    On 23 July, Austria-Hungary delivered to Serbia the July Ultimatum, a series of ten demands that were made intentionally unacceptable, in an effort to provoke a war with Serbia.




  • Serbia
    Jul, 1914

    Serbia Responds

    Serbia
    Jul, 1914

    Serbia decreed general mobilization on the 25th. Serbia accepted all of the terms of the ultimatum except for article six, which demanded that Austrian delegates be allowed in Serbia for the purpose of participation in the investigation into the assassination. Following this, Austria broke off diplomatic relations with Serbia and, the next day, ordered a partial mobilization.




  • Austria-Hungary
    Tuesday Jul 28, 1914

    Deceleration of the War

    Austria-Hungary
    Tuesday Jul 28, 1914

    Finally, on 28 July 1914, a month after the assassination, Austria-Hungary declared war on Serbia.




  • Russia
    Wednesday Jul 29, 1914

    Russian Support

    Russia
    Wednesday Jul 29, 1914

    On 29 July, Russia, in support of Serbia, declared partial mobilization against Austria-Hungary.


  • Germany
    Friday Jul 31, 1914

    Germany Responds."state of danger of war"

    Germany
    Friday Jul 31, 1914

    Russia, in support of Serbia, declared partial mobilization against Austria-Hungary. German Chancellor Bethmann-Hollweg waited until the 31st for an appropriate response, when Germany declared Erklärung des Kriegszustandes or State of Danger of War.


  • Germany
    Saturday Aug 1, 1914

    Wrong Information

    Germany
    Saturday Aug 1, 1914

    On 1 August, Wilhelm ordered General Helmuth von Moltke the Younger to "march the whole of the army to the East" after being wrongly informed that the British would remain neutral if France was not attacked. Moltke told the Kaiser that attempting to redeploy a million men was unthinkable, and that making it possible for the French to attack the Germans "in the rear" would prove disastrous. Yet Wilhelm insisted that the German army should not march into Luxembourg until he received a telegram sent by his cousin George V, who made it clear that there had been a misunderstanding. Eventually the Kaiser told Moltke, "Now you can do what you want."


  • Germany
    Saturday Aug 1, 1914

    Germany entered into World War I

    Germany
    Saturday Aug 1, 1914

    Germany entered into World War I on August 1, 1914, when it declared war on Russia.


  • East Prussia,(Germany that time)
    Aug, 1914

    The battles of Tannenberg and the Masurian Lakes

    East Prussia,(Germany that time)
    Aug, 1914

    Russian plans for the start of the war called for simultaneous invasions of Austrian Galicia and East Prussia. Although Russia's initial advance into Galicia was largely successful, it was driven back from East Prussia by Hindenburg and Ludendorff at the battles of Tannenberg and the Masurian Lakes in August and September 1914.


  • France
    Monday Aug 3, 1914

    France is in the war

    France
    Monday Aug 3, 1914

    On 3 August Germany declared war on France; on the same day, they sent the Belgian government an ultimatum demanding unimpeded right of way through any part of Belgium, which was refused. Early on the morning of 4 August, the Germans invaded; King Albert ordered his military to resist and called for assistance under the 1839 Treaty of London.


  • Great Britain
    Tuesday Aug 4, 1914

    Great Britain declares the War

    Great Britain
    Tuesday Aug 4, 1914

    Britain demanded Germany comply with the Treaty and respect Belgian neutrality; it declared war on Germany at 19:00 UTC on 4 August 1914.


  • South Africa
    Monday Aug 10, 1914

    War in Africa

    South Africa
    Monday Aug 10, 1914

    On 10 August, German forces in South-West Africa attacked South Africa; sporadic and fierce fighting continued for the rest of the war. The German colonial forces in German East Africa, led by Colonel Paul von Lettow-Vorbeck, fought a guerrilla warfare campaign during World War I and only surrendered two weeks after the armistice took effect in Europe.


  • Serbia
    Aug, 1914

    Kolubara battles

    Serbia
    Aug, 1914

    The Battle of Kolubara was fought between Austria-Hungary and Serbia in November and December 1914, during the Serbian Campaign of World War I.


  • Serbia
    Saturday Aug 15, 1914

    Battle of Cer

    Serbia
    Saturday Aug 15, 1914

    The Battle of Cer was a military campaign fought between Austria-Hungary and Serbia in August 1914, starting three weeks into the Serbian Campaign, the initial military action of the First World War. It took place around Cer Mountain and several surrounding villages, as well as the town of Šabac. The battle was a part of the first Austro-Hungarian invasion of Serbia, began on the night of 15 August when elements of the Serbian 1st Combined Division encountered Austro-Hungarian outposts that had been established on the slopes of Cer Mountain earlier in the invasion. The clashes that followed escalated into a battle for control over several towns and villages near the mountain, especially Šabac.


  • Belgium and France
    Saturday Aug 22, 1914

    Battle of the Frontiers

    Belgium and France
    Saturday Aug 22, 1914

    The initial German advance in the West was very successful: by the end of August the Allied left, which included the British Expeditionary Force (BEF), was in full retreat; French casualties in the first month exceeded 260,000, including 27,000 killed on 22 August during the Battle of the Frontiers.


  • Germany
    Friday Aug 28, 1914

    German intervention

    Germany
    Friday Aug 28, 1914

    Because mighty Russia support Serbia, and that will be a real threat, Austria-Hungary to declare war until its leaders reserved assurance from a great ally, German leader Kaisar Wilhelm II that Germany will support them. Austrian leaders had fear that Russian intervention will involve others, France and possibly Great Britain as well.


  • Samoa
    Sunday Aug 30, 1914

    New Zealand occupied German Samoa

    Samoa
    Sunday Aug 30, 1914

    New Zealand occupied German Samoa (later Western Samoa) on 30 August 1914.


  • France
    Saturday Sep 5, 1914

    Battle of Marne

    France
    Saturday Sep 5, 1914

    Von Kluck (German Leader) used this freedom to disobey orders, opening a gap between the German armies as they closed on Paris. The French and British exploited this gap to halt the German advance east of Paris at the First Battle of the Marne from 5 to 12 September and push the German forces back some 50 km (31 mi).


  • France and Belgium
    Saturday Sep 12, 1914

    Race to the Sea

    France and Belgium
    Saturday Sep 12, 1914

    After the First Battle of the Marne (5–12 September 1914), Allied and German forces unsuccessfully tried to outflank each other, a series of manoeuvres later known as the "Race to the Sea". By the end of 1914, the opposing forces were left confronting each other along an uninterrupted line of entrenched positions from Alsace to Belgium's North Sea coast.


  • Russia
    Sep, 1914

    Czechoslovak Legion

    Russia
    Sep, 1914

    The Czechoslovak Legion fought on the side of the Entente. Its goal was to win support for the independence of Czechoslovakia. The Legion in Russia was established in September 1914.


  • Penang island
    Wednesday Oct 28, 1914

    Battles of Penang

    Penang island
    Wednesday Oct 28, 1914

    On 28 October, the German cruiser SMS Emden sank the Russian cruiser Zhemchug in the Battle of Penang. Japan seized Germany's Micronesian colonies and, after the Siege of Tsingtao, the German coaling port of Qingdao on the Chinese Shandong peninsula.


  • Belgrade, Serbia
    Nov, 1914

    Belgrade under fire

    Belgrade, Serbia
    Nov, 1914

    Faced with Russia in the east, Austria-Hungary could spare only one-third of its army to attack Serbia. After suffering heavy losses, the Austrians briefly occupied the Serbian capital, Belgrade. A Serbian counter-attack in the Battle of Kolubara succeeded in driving them from the country by the end of 1914. For the first ten months of 1915, Austria-Hungary used most of its military reserves to fight Italy.


  • Gallipoli, Europian part of Turkey, Ottoman Empire
    Wednesday Feb 17, 1915

    Gallipoli battles

    Gallipoli, Europian part of Turkey, Ottoman Empire
    Wednesday Feb 17, 1915

    In Gallipoli, the Ottoman Empire successfully repelled the British, French, and Australian and New Zealand Army Corps (ANZACs).


  • Ypres, Belgium
    Thursday Apr 22, 1915

    Second Battle of Ypres

    Ypres, Belgium
    Thursday Apr 22, 1915

    Both sides tried to break the stalemate using scientific and technological advances. On 22 April 1915, at the Second Battle of Ypres, the Germans (violating the Hague Convention) used chlorine gas for the first time on the Western Front. Several types of gas soon became widely used by both sides, and though it never proved a decisive, battle-winning weapon, poison gas became one of the most-feared and best-remembered horrors of the war.


  • Italy
    Saturday May 8, 1915

    The war in Italy

    Italy
    Saturday May 8, 1915

    Beginning in 1915, the Italians under Cadorna mounted eleven offensives on the Isonzo front along the Isonzo (Soča) River, northeast of Trieste. Of this eleven offensives, five were won by Italy, three remained inconclusive, and other three were repelled by the Austro-Hungarians, who held the higher ground.


  • Warsaw, Poland
    Thursday Aug 5, 1915

    Central Powers Captured Warsaw

    Warsaw, Poland
    Thursday Aug 5, 1915

    In May, the Central Powers achieved a remarkable breakthrough on Poland's southern frontiers with their Gorlice–Tarnów Offensive. On 5 August, they captured Warsaw and forced the Russians to withdraw from Poland.


  • Bulgaria
    Tuesday Oct 12, 1915

    Bulgaria's War Declaration

    Bulgaria
    Tuesday Oct 12, 1915

    Bulgaria declared war on Serbia on 12 October 1915 and joined in the attack by the Austro-Hungarian army under Mackensen's army of 250,000 that was already underway.


  • Salonica, Greece
    Dec, 1915

    Franco-British Pressure

    Salonica, Greece
    Dec, 1915

    In late 1915, a Franco-British force landed at Salonica in Greece to offer assistance and to pressure its government to declare war against the Central Powers. However, the pro-German King Constantine I dismissed the pro-Allied government of Eleftherios Venizelos before the Allied expeditionary force arrived. the pro-German King Constantine I dismissed the pro-Allied government of Eleftherios Venizelos before the Allied expeditionary force arrived. The friction between the King of Greece and the Allies continued to accumulate with the National Schism, which effectively divided Greece between regions still loyal to the king and the new provisional government of Venizelos in Salonica. After intense negotiations and an armed confrontation in Athens between Allied and royalist forces (an incident known as Noemvriana), the King of Greece resigned and his second son Alexander took his place


  • Serbia
    Dec, 1915

    Serbia division

    Serbia
    Dec, 1915

    After conquest, Serbia was divided between Austro-Hungary and Bulgaria.


  • Galica, Poland ( Germany that time)
    1915

    Russian retirement

    Galica, Poland ( Germany that time)
    1915

    By the spring of 1915, the Russians had retreated to Galicia.


  • Mojkovac, Montenegro
    Thursday Jan 6, 1916

    Battle of Mojkovac

    Mojkovac, Montenegro
    Thursday Jan 6, 1916

    Montenegro covered the Serbian retreat towards the Adriatic coast in the Battle of Mojkovac in 6–7 January 1916, but ultimately the Austrians also conquered Montenegro. The surviving Serbian soldiers were evacuated by ship to Greece.


  • Verdun, France
    Feb, 1916

    Battle of Verdun

    Verdun, France
    Feb, 1916

    In February 1916 the Germans attacked French defensive positions at the Battle of Verdun, lasting until December 1916. The Germans made initial gains, before French counter-attacks returned matters to near their starting point. Casualties were greater for the French, but the Germans bled heavily as well, with anywhere from 700,000 to 975,000 casualties suffered between the two combatants. Verdun became a symbol of French determination and self-sacrifice.


  • Russia
    1916

    Decimation of the Russian economy

    Russia
    1916

    By mid-1916, two years of war had decimated the Russian economy. It triggered downturns in agrarian production, triggered problems in the transportation network, fuelled currency inflation and created critical food and fuel shortages in the cities.


  • North Sea, near to Denmark
    Wednesday May 31, 1916

    Battle of Jutland

    North Sea, near to Denmark
    Wednesday May 31, 1916

    The Battle of Jutland (German: Skagerrakschlacht, or "Battle of the Skagerrak") in May/June 1916 developed into the largest naval battle of the war. It was the only full-scale clash of battleships during the war, and one of the largest in history.


  • Mecca, Saudi Arabia
    Tuesday Jun 13, 1916

    Battle of Mecca

    Mecca, Saudi Arabia
    Tuesday Jun 13, 1916

    The Arab Revolt, instigated by the Arab bureau of the British Foreign Office, started June 1916 with the Battle of Mecca, led by Sherif Hussein of Mecca, and ended with the Ottoman surrender of Damascus. Fakhri Pasha, the Ottoman commander of Medina, resisted for more than two and half years during the Siege of Medina before surrendering in January 1919.


  • Somme river, France
    Wednesday Jun 21, 1916

    Battle of Somme

    Somme river, France
    Wednesday Jun 21, 1916

    The Battle of the Somme was an Anglo-French offensive of July to November 1916. The opening day of the offensive (1 July 1916) was the bloodiest day in the history of the British Army, suffering 57,470 casualties, including 19,240 dead. The entire Somme offensive cost the British Army some 420,000 casualties. The French suffered another estimated 200,000 casualties and the Germans an estimated 500,000.


  • Romania
    Friday Aug 4, 1916

    Romania's Political Treaty

    Romania
    Friday Aug 4, 1916

    Romania had been allied with the Central Powers since 1882. When the war began, however, it declared its neutrality, arguing that because Austria-Hungary had itself declared war on Serbia, Romania was under no obligation to join the war. On 4 August 1916, Romania and the Entente signed the Political Treaty and Military Convention, that established the coordinates of Romania's participation in the war. In return, it received the Allies' formal sanction for Transylvania, Banat and other territories of Austria-Hungary to be annexed to Romania. The action had large popular support.


  • Gorizia, Gorizia, Italy
    Sunday Aug 6, 1916

    Battle of Doberdo

    Gorizia, Gorizia, Italy
    Sunday Aug 6, 1916

    In the summer of 1916, after the Battle of Doberdò, the Italians captured the town of Gorizia. After this victory, the front remained static for over a year, despite several Italian offensives, centred on the Banjšice and Karst Plateau east of Gorizia.


  • Transylvania, Romania
    Sunday Aug 27, 1916

    Romania Attacks

    Transylvania, Romania
    Sunday Aug 27, 1916

    On 27 August 1916, the Romanian Army launched an attack against Austria-Hungary, with limited Russian support. The Romanian offensive was initially successful in Transylvania.


  • Flers and Courcelette, France
    Friday Sep 15, 1916

    Battle of Flers–Courcelette

    Flers and Courcelette, France
    Friday Sep 15, 1916

    Tanks were developed by Britain and France and were first used in combat by the British during the Battle of Flers–Courcelette (part of the Battle of the Somme) on 15 September 1916, with only partial success. However, their effectiveness would grow as the war progressed; the Allies built tanks in large numbers, whilst the Germans employed only a few of their own design, supplemented by captured Allied tanks.


  • Bitolia, Macedonia
    Sunday Nov 19, 1916

    Bitolia recapturing

    Bitolia, Macedonia
    Sunday Nov 19, 1916

    French and Serbian forces retook limited areas of Macedonia by recapturing Bitola on 19 November 1916 following the costly Monastir Offensive, which brought stabilisation of the front.


  • Bucharest, Romania
    Wednesday Dec 6, 1916

    Battle of Bucharest

    Bucharest, Romania
    Wednesday Dec 6, 1916

    The Battle of Buchares was the last battle of the Romanian Campaign of 1916 in World War I, in which the Central Powers' combatants, led by General Erich von Falkenhayn, occupied the Romanian capital and forced the Romanian Government, as well as the remnants of the Romanian Army to retreat to Moldavia and re-establish its capital at Iaşi.


  • Germany
    Tuesday Dec 12, 1916

    Rejected Negotiations

    Germany
    Tuesday Dec 12, 1916

    On 12 December 1916, after ten brutal months of the Battle of Verdun and a successful offensive against Romania, Germany attempted to negotiate a peace with the Allies. However, this attempt was rejected out of hand as a "duplicitous war ruse".


  • Sinai, Egypt& Palestine
    Jan, 1917

    The war in the middle east

    Sinai, Egypt& Palestine
    Jan, 1917

    Further to the west, the Suez Canal was defended from Ottoman attacks in 1915 and 1916; in August, a German and Ottoman force was defeated at the Battle of Romani by the ANZAC Mounted Division and the 52nd (Lowland) Infantry Division. Following this victory, an Egyptian Expeditionary Force advanced across the Sinai Peninsula, pushing Ottoman forces back in the Battle of Magdhaba in December and the Battle of Rafa on the border between the Egyptian Sinai and Ottoman Palestine in January 1917.


  • Germany
    Thursday Feb 15, 1917

    British naval blockade began

    Germany
    Thursday Feb 15, 1917

    The British naval blockade began to have a serious impact on Germany. In response, in February 1917, the German General Staff convinced Chancellor Theobald von Bethmann-Hollweg to declare unrestricted submarine warfare, with the goal of starving Britain out of the war.


  • Mesopotamia, Iraq, Ottoman Empire
    Mar, 1917

    Baghdad Capturing

    Mesopotamia, Iraq, Ottoman Empire
    Mar, 1917

    In Mesopotamia, by contrast, after the defeat of the British defenders in the Siege of Kut by the Ottomans (1915–16), British Imperial forces reorganised and captured Baghdad in March 1917.


  • Gaza&Sinai, Egypt and Palestine
    Monday Mar 26, 1917

    Battles of Gaza

    Gaza&Sinai, Egypt and Palestine
    Monday Mar 26, 1917

    In March and April 1917, at the First and Second Battles of Gaza, German and Ottoman forces stopped the advance of the Egyptian Expeditionary Force, which had begun in August 1916 at the Battle of Romani.


  • U.S
    Monday Apr 2, 1917

    USA in the War

    U.S
    Monday Apr 2, 1917

    Wilson (USA presedint) called for war on Germany on 2 April 1917, which the US Congress declared 4 days later.


  • Northern France
    Monday Apr 16, 1917

    Nivelle offensive

    Northern France
    Monday Apr 16, 1917

    Protracted action at Verdun throughout 1916, combined with the bloodletting at the Somme, brought the exhausted French army to the brink of collapse. Futile attempts using frontal assault came at a high price for both the British and the French and led to the widespread French Army Mutinies, after the failure of the costly Nivelle Offensive of April–May 1917.


  • Verdun, France
    Thursday May 3, 1917

    Drunk soldiers

    Verdun, France
    Thursday May 3, 1917

    On 3 May 1917, during the Nivelle Offensive, the French 2nd Colonial Division, veterans of the Battle of Verdun, refused orders, arriving drunk and without their weapons. Their officers lacked the means to punish an entire division, and harsh measures were not immediately implemented. The French Army Mutinies eventually spread to a further 54 French divisions, and 20,000 men deserted.


  • Tulkarm, Palestine
    Thursday May 3, 1917

    Captured headquarters

    Tulkarm, Palestine
    Thursday May 3, 1917

    In two days the British and Indian infantry, supported by a creeping barrage, broke the Ottoman front line and captured the headquarters of the Eighth Army (Ottoman Empire) at Tulkarm, the continuous trench lines at Tabsor, Arara, and the Seventh Army (Ottoman Empire) headquarters at Nablus.


  • France
    Tuesday May 15, 1917

    Removed Commander

    France
    Tuesday May 15, 1917

    Robert Nivelle was removed from command by 15 May, replaced by General Philippe Pétain, who suspended bloody large-scale attacks.


  • Greece
    Jun, 1917

    Greece is an Ally

    Greece
    Jun, 1917

    Greece officially joined the war on the side of the Allies in June 1917.


  • Passchendaele, Belgium
    1917

    Battle of Passchendaele

    Passchendaele, Belgium
    1917

    The last large-scale offensive of this period was a British attack (with French support) at Passchendaele (July–November 1917). This offensive opened with great promise for the Allies, before bogging down in the October mud. Casualties, though disputed, were roughly equal, at some 200,000–400,000 per side.


  • Zborov, Ukraine
    Monday Jul 2, 1917

    Czechoslovak Legon defeated Austro-Hungarian Army in Zborov

    Zborov, Ukraine
    Monday Jul 2, 1917

    Czechoslovak Legion saw action for the first time on July 2, 1917. That’s when a detachment of 3,500 from the unit stormed the Austrian trenches at Zborov in present-day Ukraine. Czechoslovak Legion troops defeated the Austro-Hungarian army at the Ukrainian village of Zborov.


  • Russia
    1917

    Russian Empire Defeat

    Russia
    1917

    World War I was a major disaster for the Russian Empire, leading to its collapse in October 1917. The 1.7 million wartime casualties were just the start of even more carnage. Even though Russia exited the war with the Treaty of Brest-Litovsk on March 3, 1918, the Civil War plunged the country into even greater violence and destruction.


  • Caporetto, Kobarid (Italy and Solvania)
    Friday Oct 26, 1917

    Central Powers Spearhead

    Caporetto, Kobarid (Italy and Solvania)
    Friday Oct 26, 1917

    The Central Powers launched a crushing offensive on 26 October 1917, spearheaded by the Germans, and achieved a victory at Caporetto (Kobarid).


  • Beersheba, (Syria this time)
    Wednesday Oct 31, 1917

    Battle of Beersheba

    Beersheba, (Syria this time)
    Wednesday Oct 31, 1917

    At the end of October, the Sinai and Palestine Campaign resumed, when General Edmund Allenby's XXth Corps, XXI Corps and Desert Mounted Corps (British Crops) won the Battle of Beersheba. Two Ottoman armies were defeated a few weeks later at the Battle of Mughar Ridge.


  • Doullens, France
    Monday Nov 5, 1917

    Doullens Conference

    Doullens, France
    Monday Nov 5, 1917

    A Supreme War Council of Allied forces was created at the Doullens Conference on 5 November 1917.


  • Liguria and Peschiera del Garda, Italy
    Monday Nov 5, 1917

    Rapallo Conference

    Liguria and Peschiera del Garda, Italy
    Monday Nov 5, 1917

    The victory of the Central Powers at the Battle of Caporetto led the Allies to convene the Rapallo Conference at which they formed the Supreme War Council to coordinate planning. Previously, British and French armies had operated under separate commands.


  • Jerusalem, Palestine
    Saturday Nov 17, 1917

    Battle of Jerusalem

    Jerusalem, Palestine
    Saturday Nov 17, 1917

    Jerusalem was captured following another Ottoman defeat at the Battle of Jerusalem.


  • Romania
    Sunday Dec 9, 1917

    Armistice with the Central Powers

    Romania
    Sunday Dec 9, 1917

    Fighting in Moldova continued in 1917, but Russian withdrawal from the war in late 1917 as a result of the October Revolution meant that Romania was forced to sign an armistice with the Central Powers on 9 December 1917.


  • Russia
    Sunday Dec 9, 1917

    Central powers russian armistice

    Russia
    Sunday Dec 9, 1917

    In December, the Central Powers signed an armistice with Russia, thus freeing large numbers of German troops for use in the west. With German reinforcements and new American troops pouring in, the outcome was to be decided on the Western Front.


  • Bessarabia, Ukraine
    Jan, 1918

    Romania attched Bessarabia

    Bessarabia, Ukraine
    Jan, 1918

    In January 1918, Romanian forces established control over Bessarabia as the Russian Army abandoned the province. Although a treaty was signed by the Romanian and Bolshevik Russian governments following talks between 5 and 9 March 1918 on the withdrawal of Romanian forces from Bessarabia within two months, on 27 March 1918 Romania formally attached Bessarabia, inhabited by a Romanian majority, to its territory, based on a resolution passed by the local assembly of that territory on its unification with Romania.


  • Bakhmach, Ukraine
    Friday Mar 8, 1918

    Battle of Bakhmach

    Bakhmach, Ukraine
    Friday Mar 8, 1918

    After this success, the number of Czechoslovak legionaries increased, as well as Czechoslovak military power. In the Battle of Bakhmach, the Legion defeated the Germans and forced them to make a truce.


  • Jordon
    1918

    Jordon Valley Occupation

    Jordon
    1918

    In early 1918, the front line was extended and the Jordan Valley was occupied, following the First Transjordan and the Second Transjordan attacks by British Empire forces in March and April 1918.


  • Germany
    1918

    German casualties

    Germany
    1918

    German casualties between March and April 1918 were 270,000, including many highly trained stormtroopers.


  • Saint Quentin, France
    Thursday Mar 21, 1918

    Ludendorff Offensive

    Saint Quentin, France
    Thursday Mar 21, 1918

    Ludendorff drew up plans (code named Operation Michael) for the 1918 offensive on the Western Front. The Spring Offensive sought to divide the British and French forces with a series of feints and advances. The German leadership hoped to end the war before significant US forces arrived. The operation commenced on 21 March 1918 with an attack on British forces near Saint-Quentin. German forces achieved an unprecedented advance of 60 kilometers (37 mi).


  • Reims, France
    Tuesday Apr 9, 1918

    Operation Georgette

    Reims, France
    Tuesday Apr 9, 1918

    Operation Georgette was the second large-scale German attack in spring 1918. The attack was smaller in scale than the original plan, so the codename was changed from “Georg” to “Georgette”. The offensive began at 4.15 am on 9 April 1918.


  • Bucharest, Romania
    Tuesday May 7, 1918

    Bucharest Treaty

    Bucharest, Romania
    Tuesday May 7, 1918

    Romania officially made peace with the Central Powers by signing the Treaty of Bucharest on 7 May 1918. Under the treaty, Romania was obliged to end the war with the Central Powers and make small territorial concessions to Austria-Hungary, ceding control of some passes in the Carpathian Mountains, and to grant oil concessions to Germany. In exchange, the Central Powers recognised the sovereignty of Romania over Bessarabia.


  • Jordon
    1918

    Ottoman empire retreat in Jordon

    Jordon
    1918

    During virtually continuous operations by Australian Light Horse, British mounted Yeomanry, Indian Lancers, and New Zealand Mounted Rifle brigades in the Jezreel Valley, they captured Nazareth, Afulah and Beisan, Jenin, along with Haifa on the Mediterranean coast and Daraa east of the Jordan River on the Hejaz railway. Samakh and Tiberias on the Sea of Galilee were captured on the way northwards to Damascus. Meanwhile, Chaytor's Force of Australian light horse, New Zealand mounted rifles, Indian, British West Indies and Jewish infantry captured the crossings of the Jordan River, Es Salt, Amman and at Ziza most of the Fourth Army (Ottoman Empire)


  • Monday Jul 15, 1918

    Second Battle of the Marne

    Monday Jul 15, 1918

    Germany launched Operation Marne (Second Battle of the Marne) on 15 July, in an attempt to encircle Reims. The resulting counter-attack, which started the Hundred Days Offensive, marked the first successful Allied offensive of the war.


  • France
    1918

    USA reinforcement

    France
    1918

    By summer 1918, USA was sending 10,000 fresh soldiers to France every day.


  • Northern Palestine
    Monday Aug 19, 1918

    Battle of Megiddo

    Northern Palestine
    Monday Aug 19, 1918

    The reorganized Egyptian Expeditionary Force, with an additional mounted division, broke Ottoman forces at the Battle of Megiddo in September 1918.


  • Varder, Macedonia
    Sep, 1918

    Varder Offensive

    Varder, Macedonia
    Sep, 1918

    Serbian and French troops finally made a breakthrough in September 1918 in the Vardar Offensive, after most of the German and Austro-Hungarian troops had been withdrawn.


  • Dobro Pole, Macedonia
    Sunday Sep 15, 1918

    Battle of Dobro Pole

    Dobro Pole, Macedonia
    Sunday Sep 15, 1918

    The battle was fought in the initial stage of the Vardar Offensive, in the Balkans Theatre. On 15 September, a combined force of Serbian, French and Greek troops attacked the Bulgarian-held trenches in Dobro Pole ("Good Field"), at the time part of the Kingdom of Serbia (present day Greece and North Macedonia). The offensive and the preceding artillery preparation had devastating effects on Bulgarian morale, eventually leading to mass desertions.


  • Bulgaria
    Sunday Sep 29, 1918

    Bulgaria capitulated

    Bulgaria
    Sunday Sep 29, 1918

    By 25 September British and French troops had crossed the border into Bulgaria proper as the Bulgarian army collapsed. Bulgaria capitulated four days later, on 29 September 1918.


  • Vitorrio Veneto, Italy
    Thursday Oct 24, 1918

    Battle of Vitorrio Veneto

    Vitorrio Veneto, Italy
    Thursday Oct 24, 1918

    the Austro-Hungarians failed to break through in a series of battles on the Piave and were finally decisively defeated in the Battle of Vittorio Veneto in October.


  • Jordon
    Wednesday Oct 30, 1918

    Armistice of Mudros

    Jordon
    Wednesday Oct 30, 1918

    The Armistice of Mudros, signed at the end of October, ended hostilities with the Ottoman Empire when fighting was continuing north of Aleppo.


  • Pula, Italy
    1918

    Italian Attack

    Pula, Italy
    1918

    On 1 November, the Italian Navy destroyed much of the Austro-Hungarian fleet stationed in Pula, preventing it from being handed over to the new State of Slovenes, Croats and Serbs.


  • Trieste & Villa Giusti, Italy
    Sunday Nov 3, 1918

    Armistice of Villa Giusti

    Trieste & Villa Giusti, Italy
    Sunday Nov 3, 1918

    On 3 November, the Italians invaded Trieste from the sea. On the same day, the Armistice of Villa Giusti was signed.


  • Dalmatia, Italy
    Nov, 1918

    Dalmatia's Governor

    Dalmatia, Italy
    Nov, 1918

    By the end of hostilities in November 1918, Admiral Enrico Millo declared himself Italy's Governor of Dalmatia.


  • Germany
    Saturday Nov 9, 1918

    Germany defeat

    Germany
    Saturday Nov 9, 1918

    On 9 November 1918, having lost the support of the military, and with a revolution underway at home, Kaiser Wilhelm II was forced to abdicate his throne and flee Germany for Holland. Power was handed to a government led by the leader of the left-wing Social Democratic Party, Friedrich Ebert. The Treaty of Versailles


  • Compiègne, Oise, France
    1918

    End of the war

    Compiègne, Oise, France
    1918

    The Armistice of 11 November 1918 was the armistice signed at Le Francport near Compiègne that ended fighting on land, sea and air in World War I between the Allies and their last remaining opponent, Germany.


  • Austria
    Monday Nov 11, 1918

    Astro-Hungarian Surrender

    Austria
    Monday Nov 11, 1918

    Austria-Hungary surrendered on 11 November 1918.


  • Croatia and Montenegro
    Nov, 1918

    Control of the portion of Dalmatia

    Croatia and Montenegro
    Nov, 1918

    By mid-November 1918, the Italian military occupied the entire former Austrian Littoral and had seized control of the portion of Dalmatia that had been guaranteed to Italy by the London Pact.


  • Paris, France
    1919

    Paris Peace Conference

    Paris, France
    1919

    The 1919 Paris Peace Conference imposed various settlements on the defeated powers, the best known being the Treaty of Versailles. The dissolution of the Russian, German, Ottoman and Austro-Hungarian empires led to numerous uprisings and the creation of independent states, including Poland, Czechoslovakia, and Yugoslavia. For reasons that are still debated, failure to manage the instability that resulted from this upheaval during the interwar period ended with the outbreak of World War II in 1939.


  • Germany
    1920

    Aftermath of the war

    Germany
    1920

    In the aftermath of the war, four empires disappeared: the German, Austro-Hungarian, Ottoman, and Russian. Numerous nations regained their former independence, and new ones were created.


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