Official and Countervailing Powers By Jimijimenez01 Period: Jan 1, 1608 to Jan 1, 1760 French Regime Period: Jan 1, 1760 to Jan 1, 1867 British Conquest Period: Jan 1, 1867 to Jan 1, 1945 Confederation Period: Jan 1, 1945 to Jan 1, 2017 Contemporary Era