important events during the contemporary period By facebooker_943806972405281 Jul 1, 1867 confederation divided in to four regions Period: Jul 1, 1867 to Apr 15, 1950 dates Apr 15, 1872 first railways Apr 15, 1879 national policy Apr 15, 1896 klondike gold rush Apr 15, 1929 great depression Apr 15, 1945 first family allowance