WHAT ALL HAPPENED JUNE TO NOVEMBER 1915
Find out what all happened June to November 1915

Lieutenant Kurt Wintgens achieves the first known aerial victory with a synchronized machine-gun armed fighter plane, the Fokker M.5K/MG Eindecker. (1. July 1915)

US Navy salvage divers raise F-4, the first U.S. submarine sunk in an accident. (29. August 1915)

The passenger ship S.S. Eastland capsizes while tied to a dock in the Chicago River. A total of 844 passengers and crew are killed in the largest loss of life disaster from a single shipwreck on the Great Lakes. (24. July 1915)

World War I: British nurse Edith Cavell is executed by a German firing squad for helping Allied soldiers escape from Belgium (12. October 1915)

World War I: The Kingdom of Bulgaria joins the Central Powers. (14. October 1915)

Richard Strauss conducts the first performance of his tone poem Eine Alpensinfonie in Berlin. (28. October 1915)

A story in New York World reveals that the Weimar German government had purchased excess phenol from Thomas Edison that could be used to make explosives for the war effort and diverted it to Bayer for aspirin production. (15. August 1915)

Militia officer Henry Pedris executed by firing squad at Colombo, Ceylon - an act widely regarded as a miscarriage of justice by the British colonial authorities. (7. July 1915)

The U.S. Supreme Court hands down its decision in Guinn v. United States 238 US 347 1915, striking down an Oklahoma law denying the right to vote to some citizens. (21. June 1915)

RFC Captain Lanoe Hawker becomes the first British military aviator to earn the Victoria Cross, for defeating three German two-seat observation aircraft in one day, over the Western Front. (25. July 1915)

Bulgaria enters World War I as one of the Central Powers. (5. October 1915)

An International Railway trolley with an extreme overload of 157 passengers crashes near Queenston, Ontario, killing 15. (7. July 1915)

The pacifist Zimmerwald Conference begins. (5. September 1915)

World War I: The German 12th Army occupies Warsaw during the Gorlice–Tarnów Offensive and the Great Retreat of 1915. (4. August 1915)

Henry James becomes a British citizen, to highlight his commitment to England during the first World War. (16. July 1915)

World War I: Battle of Sari Bair – the Allies mount a diversionary attack timed to coincide with a major Allied landing of reinforcements at Suvla Bay. (6. August 1915)

World War I: The Second Battle of Champagne begins. (25. September 1915)

Denmark amends its constitution to allow women's suffrage. (5. June 1915)

The Battle for the Hohenzollern Redoubt marks the end of the Battle of Loos in northern France, World War I. (13. October 1915)

Jewish American Leo Frank is lynched for the alleged murder of a 13-year-old girl in Marietta, Georgia, United States. (17. August 1915)