Births on October 25

Chubby Jackson, American bassist and bandleader (d. 2003)

Greig Stewart "Chubby" Jackson (October 25, 1918 – October 1, 2003) was an American jazz double-bassist and band leader.

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.
31 Mar

Armenian Revolutionary Federation
Massacre of ethnic Azerbaijanis is committed by allied armed groups of Armenian Revolutionary Federation and Bolsheviks. Nearly 12,000 Azerbaijani Muslims are killed.
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.
9 Nov

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