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(Y) Alaska Canadian Dispute
1903
(Y) Ontario's Regulation 17
1912
(DMY) Wilson's Declaration of Neutrality
19 Aug 1914
(DMY) Wartime Measures Act
22 Aug 1914
(Y) Preparedness Movement
1915
(MY) 2nd Battle of Ypres
Apr 1915
(MY) Lusitania
May 1915
(MY) Black Tom Explosion
July 1916
(MY) Naval Act of 1916
Aug 1916
(DMY) Zimmerman Telegram
17 Jan 1917
(DMY) Wilson's Peace without Victory Speech
22 Jan 1917
(MY) Resumption of German U-Boat Warfare
Feb 1917
(MY) Imperial War Cabinet
Mar 1917
(DMY) Wilson's War Message to Congress
2 Apr 1917
(DMY) Vimy Ridge
9 Apr 1917
(MY) Military Service Act
May 1917
(MY) Passchendaele
July 1917
(MY) Wartime Elections Act
Sep 1917
(DMY) Halifax Explosion
6 Dec 1917
(DMY) 1917 Election and Union Party
17 Dec 1917
(MY) Hundred Days
Aug 1918
(MY) Quebec Draft Riots
Mar 1918
(MY) Winnipeg General Strike
Jun 1919
(Y) Chanak Crisis
1922
(Y) Halibut Treaty
1923
(Y) Balfour Declaration
1926
(Y) Kellogg Briand Pact
1928
(Y) Treaty of Westminster
1931