On This Day - What happened 7 October

Meanwhile, the Holy league consisting of mostly Spanish and Venetian fleets won a victory over the Ottoman fleet at the Battle of Lepanto (1571), off southwestern Greece; Catholic forces killed over 30,000 Turks and destroyed 200 of their ships.

On 7 October 1737, a natural disaster struck the city of Calcutta (modern-day Kolkata) in India. For a long time this was believed in Europe to have been the result of an earthquake, but it is now believed to have been a tropical cyclone. Thomas Joshua Moore, the duties collector for the British East India Company in Calcutta, wrote in his official report that a storm and flood had destroyed nearly all the thatched buildings and killed 3,000 of the city's inhabitants. Other reports from merchant ships indicated an earthquake and tidal surge were to blame, destroying 20,000 ships in the harbor and killing 300,000 people. The population of Calcutta at the time was around 3,000–20,000.

Heinrich Luitpold Himmler was born in Munich on 7 October 1900 into a conservative middle-class Roman Catholic family. His father was Joseph Gebhard Himmler (17 May 1865 – 29 October 1936), a teacher, and his mother was Anna Maria Himmler (née Heyder; 16 January 1866 – 10 September 1941), a devout Roman Catholic. Heinrich had two brothers, Gebhard Ludwig (29 July 1898 – 22 June 1982) and Ernst Hermann (23 December 1905 – 2 May 1945).

On October 7, 1908, Edith Berg, the wife of the brothers' European business agent, became the first American woman passenger when she flew with Wilbur—one of many passengers who rode with him that autumn.

On 7 October, Clementine gave birth to their third child, Sarah.

Poland and Lithuania both regained their independence but soon became immersed in territorial disputes. During the Polish–Soviet War, Lithuania signed the Moscow Peace Treaty with the Soviet Union that laid out Lithuania's frontiers. On 7 October 1920, the League negotiated the Suwałki Agreement establishing a cease-fire and a demarcation line between the two nations.

Once again tapping his wealthy friends from Yale, Trippe invested in an airline named Colonial Air Transport, which was awarded a new route and an airmail contract on October 7, 1925.

On 7 October 1944, 300 Jewish members, mostly Greek or Hungarian, of the Sonderkommando at Auschwitz learned they were about to be killed, and staged an uprising, blowing up crematorium IV. Three SS officers were killed.

MacArthur made a statement demanding the KPA's unconditional surrender. Six days later, on 7 October, with UN authorization, the UN Command forces followed the ROK forces northwards.

On 7 October 1950, Teresa received Vatican permission for the diocesan congregation, which would become the Missionaries of Charity. In her words, it would care for "the hungry, the naked, the homeless, the crippled, the blind, the lepers, all those people who feel unwanted, unloved, uncared for throughout society, people that have become a burden to the society and are shunned by everyone".

Willis Carrier died in 7 October 1950.

Vladimir Vladimirovich Putin was born on 7 October 1952 in Leningrad, Russian SFSR, Soviet Union (now Saint Petersburg).

On October 7, 1967, an informant apprised the Bolivian Special Forces of the location of Guevara's guerrilla encampment in the Yuro ravine.

Iraq nationalizes Exxon and Mobil shares in Basrah Petroleum Company representing 23.75 percent equity in the company.

On 7 October, the Yugoslav air force attacked the main government building in Zagreb, an incident referred to as the bombing of Banski dvori.

Koštunica finally took office as Yugoslav president on 7 October following Milošević's announcement.

On 7 October 2001, he played his first competitive match, a 2002 World Cup qualifier against Azerbaijan, scoring his first ever international goal in a 3–0 win as Sweden topped their group to qualify for the upcoming tournament.

On October 7, 2001, the War in Afghanistan began when U.S. and British forces initiated aerial bombing campaigns targeting Taliban and al-Qaeda camps, then later invaded Afghanistan with ground troops of the Special Forces.

At age 16, Ronaldo was promoted from Sporting's youth team by first-team manager László Bölöni, who was impressed with his dribbling. He subsequently became the first player to play for the club's under-16, under-17 and under-18 teams, the B team, and the first team, all within a single season. A year later, on 7 October 2002, Ronaldo made his debut in the Primeira Liga, against Moreirense, and scored two goals in their 3–0 win.

League of Legends was formally announced on October 7, 2008.

On 7 October 2012, Chávez won election as president for a fourth time, his third six-year term. He defeated Henrique Capriles with 54% of the votes versus 45% for Capriles, which was a lower victory margin than in his previous presidential wins. Turnout in the election was 80%, with a hotly contested election between the two candidates. There was significant support for Chávez amongst the Venezuelan lower class. Chávez's opposition blamed him for unfairly using state funds to spread largesse before the election to bolster Chavez's support among his primary electoral base, the lower class.

On 7 October 2013, Kasparov announced his candidacy for World Chess Federation president during a reception in Tallinn, Estonia, where the 84th FIDE Congress took place.

Facebook joined Alliance for Affordable Internet (A4AI) in October, as it launched.

In October 2016, President Juan Manuel Santos was awarded the Nobel Peace Prize for his resolute efforts to bring the country's more than 50-year-long war to an end.

General elections were held in Brazil on 7 October 2018 to elect the President, Vice President and the National Congress. Elections for state governors and vice governors, state legislative assemblies and the Legislative Chamber of the Federal District were held at the same time. On 7 October 2018, Rio de Janeiro congressman Jair Bolsonaro came first in the first round of the presidential election. A run-off between him and former São Paulo mayor Fernando Haddad was held on 28 October 2018. At 22:06 GMT, with 88% reporting, Bolsonaro was declared the winner with over 50% of the popular vote.

Mallet (Victor Mallet visa controversy is an incident in Hong Kong in 2018 that many pundits consider as having major implications for freedom of speech in Hong Kong. The Foreign Correspondents' Club scheduled a lunchtime talk for 14 August) was subjected to a four-hour interrogation by immigration officers on his return from Thailand on Sunday 7 October before he was finally allowed to enter Hong Kong.

macOS 10.14 Mojave was succeeded by macOS 10.15 Catalina in 2019, which replaces iTunes with separate apps for different types of media, and introduces the Catalyst system for porting iOS apps.

Till is an American biographical drama film directed by Chinonye Chukwu, who co-wrote the screenplay with Michael Reilly and Keith Beauchamp. It stars Danielle Deadwyler, Whoopi Goldberg, Jalyn Hall, Frankie Faison, Jayme Lawson, Tosin Cole, Kevin Carroll, Sean Patrick Thomas, John Douglas Thompson, Roger Guenveur Smith, and Haley Bennett. Production companies are Orion Pictures, Eon Productions, Frederick Zollo Productions, and Whoop, Inc.

The Queen of Saxe-Lauenburg, Dorothea, passed away at the age of 60.

The Americans defeated the British in the second Battle of Bemis Heights.