On This Day - What happened 15 July

850 Iran earthquake occurred on July 15, 850, in Abbasid Caliphate (now Iran), there were an estimated 45,000 deaths.

After Rudolf's death in 1291, Adolf and Albert were two further weak kings who were never crowned emperor. Adolf of Germany (c. 1255 – 2 July 1298) was Count of Nassau from about 1276 and elected King of Germany (King of the Romans) from 1292 until his deposition by the prince-electors in 1298. He was never crowned by the Pope, which would have secured him the title of Holy Roman Emperor. He was the first physically and mentally healthy ruler of the Holy Roman Empire ever to be deposed without a papal excommunication. Adolf died shortly afterwards in the Battle of Göllheim fighting against his successor Albert of Habsburg. Albert I of Germany (July 1255 – 1 May 1308), the eldest son of King Rudolf I of Germany and his first wife Gertrude of Hohenberg, was a Duke of Austria and Styria from 1282 and King of Germany from 1298 until his assassination.

Napoleon heard that Prussian troops had orders to capture him dead or alive, he fled to Rochefort, considering an escape to the United States. British ships were blocking every port. Napoleon surrendered to Captain Frederick Maitland on HMS Bellerophon on 15 July 1815.

It was signed on 15 July 1840 between the Great Powers of the United Kingdom, Austria, Prussia, Russia on one hand and the Ottoman Empire on the other. The Convention lent some support to the Ottoman Empire, which was having difficulties with its Egyptian possessions.

He was baptised Edward Albert Christian George Andrew Patrick David in the Green Drawing Room of White Lodge on 16 July 1894 by Edward White Benson, Archbishop of Canterbury.

Also in July 1914, Garvey launched the Universal Negro Improvement Association and African Communities League, commonly abbreviated as UNIA. Adopting the motto of "One Aim. One God. One Destiny", it declared its commitment to "establish a brotherhood among the black race, to promote a spirit of race pride, to reclaim the fallen and to assist in civilizing the backward tribes of Africa".

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.

The Port Arthur riot happened on July 15, 1919, in Port Arthur, Texas. Violence started after a group of white men objected to an African American smoking near a white woman on a street car.

Churchill arranged for Townsend's assignment as air attaché at the British Embassy in Brussels; he was sent on 15 July 1953, before Margaret's return from Rhodesia on 30 July. The assignment was so sudden that the British ambassador learned about it from a newspaper. Although the princess and Townsend knew about his new job, they had reportedly been promised a few days together before his departure.

At the time the British withdrew from the Persian Gulf in 1971, Zayed oversaw the establishment of the Abu Dhabi Fund for Arab Economic Development; some of its oil riches were channeled to some forty less fortunate Islamic nations in Asia and Africa during the decades that followed.

On 15 July 1990, Saddam's government laid out its combined objections to the Arab League, including that policy moves were costing Iraq $1 billion a year, that Kuwait was still using the Rumaila oil field, that loans made by the UAE and Kuwait could not be considered debts to its "Arab brothers".

In a surprise defeat, Argentina lost the 2007 Copa América final 3–0 to a Brazil squad that lacked several of the nation's best players.

In July 2008, Ronaldinho turned down a £25.5 million offer from Manchester City of the Premier League to join Italian Serie A giants A.C. Milan on a three-year contract thought to be worth around £5.1 million (€6.5 million) a year, for €22.05 million plus €1.05 million bonus each season (€24.15 million in 2010).

On 15 July 2010, the AFA said that he would be offered a new four-year deal that would keep him in charge through to the summer of 2014 when Brazil stages the World Cup.

On July 15, 2011, Bridges met with President Barack Obama at the White House, and while viewing the Norman Rockwell painting of her on display he told her, "I think it's fair to say that if it hadn't been for you guys, I might not be here and we wouldn't be looking at this together".

On July 15, 2014, Forbes announced that Slim had reclaimed the position of the wealthiest person in the world, with a fortune of US$79.6 billion.

On 15 July 2016, a coup d'état was attempted by the military, with aims to remove Erdoğan from government. By the next day, Erdoğan's government managed to reassert effective control in the country. Reportedly, no government official was arrested or harmed, which among other factors raised the suspicion of a false flag event staged by the government itself.

On July 15, 2016, Trump announced his selection of Indiana governor Mike Pence as his running mate.

On 15 July 2017, the controversial Segregated Witness [SegWit] software upgrade was approved ("locked in"). Segwit was intended to support the Lightning Network as well as improve scalability.

FARC dissidents are a group formerly part of the Revolutionary Armed Forces of Colombia, who have refused to lay down their arms after the FARC-government peace treaty came into effect in 2016. On 15 July 2018, the Colombian and Peruvian governments launched a joint military effort known as Operation Armageddon to combat FARC dissidents. Peru issued a 60-day state of emergency in the Putumayo Province, an area bordering both Colombia and Ecuador. On the first day alone, more than 50 individuals were arrested in the operation, while four cocaine labs were dismantled. The group has attempted to recruit locals in the Putumayo Province in Peru to take up their cause.

On July 15, 2020, the company announced Zoom for Home, a line of products for home use, designed for those working from home. The first product, with software by Zoom and hardware by DTEN, is called Zoom for Home - DTEN ME. It consists of a 27-inch screen with three wide-angle cameras and eight microphones, with Zoom software preloaded on the device. It is expected to be available in August 2020.

The Baglione massacre took place at a "Blood Wedding" of Astorre Baglione & Lavinia Colonna.

Clement Clarke Moore was born in New York in 1779.