Births on July 9

Jarl Wahlström, Finnish 12th General of The Salvation Army (d. 1999)

Jarl Holger Wahlström (9 July 1918 – 3 December 1999) was the 12th General of The Salvation Army (1981–86).

3 Mar

World War I
Russia signs the Treaty of Brest-Litovsk, agreeing to withdraw from World War I, and conceding German control of the Baltic States, Belarus and Ukraine. It also conceded Turkish control of Ardahan, Kars and Batumi.
2 May

Chevrolet Motor Company
General Motors acquires the Chevrolet Motor Company of Delaware.
24 Jun

Montreal
First airmail service in Canada from Montreal to Toronto.
4 Jul

Nicholas II of Russia
Bolsheviks kill Tsar Nicholas II of Russia and his family (Julian calendar date).
9 Nov

Wilhelm II, German Emperor
Kaiser Wilhelm II of Germany abdicates after the German Revolution, and Germany is proclaimed a Republic.