Timeline with Attitude By Woskiz 1911 Robert Borden was Elected Prime Minister +1 1914 Canada gets involved in WW1 -2 1916 Victory of Battle of Somme +1 1917 Military Service Act became Law -1 1918 Bombing of Canadian General Hospital -1 1918 Women gets voting rights +2 1918 WW1 ends +2 1919 Wheat market collapses -1 1920 Radios became widely used in Canada +1 1929 Start of Great Depression -2