WHAT HAPPENED ON 15. JULY
Want to find out what all happened on 15. July

In Seattle, Washington, William Boeing and George Conrad Westervelt incorporate Pacific Aero Products (later renamed Boeing). (15. July 1916)

World War I: the Second Battle of the Marne begins near the River Marne with a German attack. (15. July 1918)

The Polish Parliament establishes Silesian Voivodeship before the Polish-German plebiscite. (15. July 1920)

Japanese Communist Party is established in Japan. (15. July 1922)

Massacre of July 15, 1927: 89 protesters are killed by the Austrian police in Vienna. (15. July 1927)

First flight of the Boeing 367-80, prototype for both the Boeing 707 and C-135 series. (15. July 1954)

Eighteen Nobel laureates sign the Mainau Declaration against nuclear weapons, later co-signed by thirty-four others. (15. July 1955)

The steel strike of 1959 begins, leading to significant importation of foreign steel for the first time in United States history. (15. July 1959)

Vietnam War: The United States and South Vietnam begin Operation Hastings to push the North Vietnamese out of the Vietnamese Demilitarized Zone. (15. July 1966)

In Nicosia, Cyprus, Greek Junta-sponsored nationalists launch a coup d'état, deposing President Makarios and installing Nikos Sampson as Cypriot president. (15. July 1974)

Space Race: Apollo–Soyuz Test Project features the dual launch of an Apollo spacecraft and a Soyuz spacecraft on the first joint Soviet-United States human-crewed flight. It was both the last launch of an Apollo spacecraft, and the Saturn family of rockets. (15. July 1975)

U.S. President Jimmy Carter gives his so-called malaise speech, where he characterizes the greatest threat to the country as "this crisis in the growing doubt about the meaning of our own lives and in the loss of a unity of purpose for our nation" but in which he never uses the word malaise. (15. July 1979)

A massive storm tears through western Wisconsin, causing US$160 million in damage. (15. July 1980)

Orly Airport attack is launched by Armenian militant organisation ASALA at the Paris-Orly Airport in Paris; it leaves 8 people dead and 55 injured. (15. July 1983)

A Belgian Air Force C-130 Hercules carrying the Royal Netherlands Army marching band crashes on landing at Eindhoven Airport. (15. July 1996)

In Miami, Florida, serial killer Andrew Cunanan guns down Gianni Versace outside his home. (15. July 1997)

"American Taliban" John Walker Lindh pleads guilty to supplying aid to the enemy and to possession of explosives during the commission of a felony. (15. July 2002)

Anti-Terrorism Court of Pakistan hands down the death sentence to British born Ahmed Omar Saeed Sheikh and life terms to three others suspected of murdering The Wall Street Journal reporter Daniel Pearl. (15. July 2002)

AOL Time Warner disbands Netscape. The Mozilla Foundation is established on the same day (15. July 2003)

Twitter is launched, becoming one of the largest social media platforms in the world. (15. July 2006)