WHAT ALL HAPPENED JUNE TO SEPTEMBER 1917
Find out what all happened June to September 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)

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

King George V issues a Proclamation stating that the male line descendants of the British Royal Family will bear the surname Windsor. (17. July 1917)

The Allies reach the Yser Canal at the Battle of Passchendaele. (27. July 1917)

Russia is officially proclaimed a republic. (14. September 1917)

King Alexander assumes the throne of Greece after his father Constantine I abdicates under pressure by allied armies occupying Athens. (11. June 1917)

Sir Robert Borden introduces the first income tax in Canada as a "temporary" measure (lowest bracket is 4% and highest is 25%). (25. July 1917)

The first Pulitzer Prizes are awarded: Laura E. Richards, Maude H. Elliott, and Florence Hall receive the first Pulitzer for biography (for Julia Ward Howe). Jean Jules Jusserand receives the first Pulitzer for history for his work With Americans of Past and Present Days. Herbert B. Swope receives the first Pulitzer for journalism for his work for the New York World. (4. June 1917)

World War I: Battle of Messines – Allied soldiers detonated ammonal mines underneath German trenches at Messines Ridge, killing 10,000 German troops. (7. June 1917)

The East St. Louis Riots end. (2. 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: Arabian troops led by T. E. Lawrence ("Lawrence of Arabia") and Auda ibu Tayi capture Aqaba from the Ottoman Empire during the Arab Revolt. (6. July 1917)

In a game against the Washington Senators, Boston Red Sox pitcher Ernie Shore retires 26 batters in a row after replacing Babe Ruth, who had been ejected for punching the umpire. (23. June 1917)

World War I: The Battle of Polygon Wood begins. (26. September 1917)

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

World War I: Conscription begins in the United States as "Army registration day". (5. June 1917)

The first U.S. troops arrive in France to fight alongside Britain and France against Germany in World War I. (26. June 1917)

World War I: Greece declares war on the Central Powers. (30. June 1917)

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

World War I: Battle of Mărăşeşti between the Romanian and German armies begins. (6. August 1917)