British North America By mslwright Jan 1, 1783 End of American Revolution Jan 1, 1791 Consitutional Act creates Upper and Lower Canada Jan 1, 1792 Black Loyalists leave Nova Scotia for sierre Leone Jan 1, 1794 America defeats former British Natve allies Jan 1, 1799 St. John's Island renamed Prince Edward Island Jan 1, 1812 War of 1812 Jan 1, 1821 Merger os Hudson's Bay company and North West company Jan 1, 1834 City of Toronto incorporated Period: Jan 1, 1837 to Jan 1, 1838 Rebellions in Upper and Lower Canada Jan 1, 1840 Union of Upper and Lower Canada