Births on March 23

Harry Cranbrook Allen, English historian (d. 1998)

Harry Cranbrook Allen (23 March 1917 – 21 June 1998) was a prominent British historian of the United States.

22 Jan

Woodrow Wilson
World War I: President Woodrow Wilson of the still-neutral United States calls for "peace without victory" in Europe.
15 Mar

Nicholas II of Russia
Tsar Nicholas II of Russia abdicates the Russian throne ending the 304-year Romanov dynasty.
2 Apr

Woodrow Wilson
World War I: United States President Woodrow Wilson asks the U.S. Congress for a declaration of war on Germany.
5 Jun

Conscription
World War I: Conscription begins in the United States as "Army registration day".
27 Jul

Battle of Passchendaele
The Allies reach the Yser Canal at the Battle of Passchendaele.