H By Fulkn Period: Jun 24, 1497 to Jun 24, 1498 Discovery of Canada Period: Dec 31, 1775 to Dec 31, 1801 Americans try to destroy Canada The Americans tried to invade Canada Period: Aug 2, 1776 to Jul 28, 1914 ??? I don't know what happened in between here and now Jul 1, 1867 Canada Independence Period: Jul 2, 1914 to 1918 World war 1 Ww1 Period: 1929 to 1933 Great Depression Great Depression Period: 1939 to 1945 World war 2 World war 2 Period: 1950 to 2021 Modern era plus cold war