WHAT ALL HAPPENED JULY TO SEPTEMBER 1916
Find out what all happened July to September 1916

Romania declares war on Austria-Hungary, entering World War I as one of the Allied nations. (27. August 1916)

US federal employees win the right to Workers' compensation by Federal Employers Liability Act (39 Stat. 742; 5 U.S.C. 751) (7. September 1916)

The United States National Park Service is created. (25. August 1916)

The United States passes the Philippine Autonomy Act. (29. August 1916)

World War I: Italy declares war on Germany. (28. August 1916)

In San Francisco, California, a bomb explodes on Market Street during a Preparedness Day parade killing 10 and injuring 40. (22. July 1916)

World War I: Leefe Robinson destroys the German airship Schütte-Lanz SL 11 over Cuffley, north of London; the first German airship to be shot down on British soil. (3. September 1916)

World War I: First day on the Somme – On the first day of the Battle of the Somme 19,000 soldiers of the British Army are killed and 40,000 wounded. (1. July 1916)

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

World War I: Battle of Romani – Allied forces, under the command of Archibald Murray, defeat an attacking Ottoman army under the command of Friedrich Freiherr Kress von Kressenstein, securing the Suez Canal and beginning the Ottoman retreat from the Sinai Peninsula. (5. August 1916)

World War I: Battle of Fromelles – British and Australian troops attack German trenches in a prelude to the Battle of the Somme. (19. July 1916)

Iyasu is proclaimed deposed as ruler of Ethiopia in a palace coup in favor of his aunt Zauditu. (27. September 1916)

World War I: Germany declares war on Romania. (28. August 1916)

The Quebec Bridge's central span collapses, killing 11 men. The bridge initially collapsed in toto on August 29, 1907. (11. September 1916)

World War I: Manfred von Richthofen ("The Red Baron"), a flying ace of the German Luftstreitkräfte, wins his first aerial combat near Cambrai, France. (17. September 1916)

World War I: Austrian sabotage causes the sinking of the Italian battleship Leonardo da Vinci in Taranto. (2. August 1916)

Start of the Battle of Delville Wood as an action within the Battle of the Somme, which was to last until 3 September 1916. (14. July 1916)

World War I: Tanks are used for the first time in battle, at the Battle of the Somme. (15. September 1916)

Romania declares war on Austria-Hungary, joining the Entente in World War I (14. August 1916)

Black Tom Island explosion in Jersey City, New Jersey. (30. July 1916)