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Events on Thursday 18 June 1812 1
1812United States declares war on BritainUS Congress votes for war, beginning the War of 1812On 18 June 1812 the United States declared war on the United Kingdom over trade restrictions, the impressment of American sailors, and British support for Native American resistance on the frontier. The conflict was fought across the Great Lakes, the Atlantic seaboard, and the Gulf Coast until early 1815. It ended in a stalemate confirmed by the Treaty of Ghent, with no territorial changes.