Canada's External Relations By damin Period: Jan 9, 1870 to Jan 9, 1871 Imperialism Jan 16, 1917 The Battle of Vimy Ridge Period: Jan 16, 1929 to Jan 16, 1933 Great Depression Jan 16, 1944 D-Day Period: Jan 16, 1945 to Jan 16, 1960 Cold War Jan 16, 1967 confederation Jan 16, 1972 Hockey (Canada vs. Russia) Jan 16, 1982 Constitution Act Jan 16, 1995 The Role of Economics Period: Jan 16, 1997 to Jan 16, 1999 Klondike Gold Rush