WHAT ALL HAPPENED JULY TO NOVEMBER 1917
Find out what all happened July to November 1917

World War I: German forces defeat Portuguese army of about 1200 at Negomano on the border of modern-day Mozambique and Tanzania. (25. November 1917)

The "Miracle of the Sun" is witnessed by an estimated 70,000 people in the Cova da Iria in Fátima, Portugal. (13. October 1917)

Ten Suffragettes are arrested while picketing the White House. (28. August 1917)

Traditionally understood date of the October Revolution, involving the capture of the Winter Palace, Petrograd, Russia. The date refers to the Julian Calendar date, and corresponds with November 7 in the Gregorian calendar. (25. October 1917)

The Estonian Provincial Assembly declares itself the sovereign power of Estonia. (28. November 1917)

St. Tikhon of Moscow is elected the Patriarch of Moscow and of the Russian Orthodox Church. (5. November 1917)

World War I: Battle of Cambrai begins – British forces make early progress in an attack on German positions but are later pushed back. (20. November 1917)

Vietnamese prison guards led by Trịnh Văn Cấn mutiny at the Thái Nguyên penitentiary against local French authority. (30. August 1917)

Ukraine is declared a republic. (20. November 1917)

October Revolution: In Tallinn, Estonia, Communist leader Jaan Anvelt leads revolutionaries in overthrowing the Provisional Government (As Estonia and Russia are still using the Julian Calendar, subsequent period references show an October 23 date). (5. November 1917)

The Love Field in Dallas, Texas is opened. (19. October 1917)

A Great Fire in Thessaloniki, Greece destroys 32% of the city leaving 70,000 individuals homeless. (18. August 1917)

The Military Revolutionary Committee of the Petrograd Soviet, in charge of preparation and carrying out the Russian Revolution, holds its first meeting. (2. November 1917)

The National Hockey League is formed, with the Montreal Canadiens, Montreal Wanderers, Ottawa Senators, Quebec Bulldogs, and Toronto Arenas as its first teams. (26. November 1917)

The East St. Louis Riots end. (2. July 1917)

World War I: The Corfu Declaration, which leads to the creation of the post-war Kingdom of Yugoslavia, is signed by the Yugoslav Committee and Kingdom of Serbia. (20. July 1917)

The Bisbee Deportation occurs as vigilantes kidnap and deport nearly 1,300 striking miners and others from Bisbee, Arizona. (12. July 1917)

World War I: At Vincennes outside of Paris, Dutch dancer Mata Hari is executed by firing squad for spying for the German Empire. (15. October 1917)

In Milwaukee, Wisconsin, 9 members of the Milwaukee Police Department are killed by a bomb, the most deaths in a single event in U.S. police history until the September 11 attacks in 2001. (24. November 1917)

World War I: Brazil declared in state of war with Central Powers. (26. October 1917)