The American Re volution was a signicant e vent in the hist ory of the United States andhad a pr ofound impact on the countr y and the world. It was a political and militar yconict between the Kingdom of Gr eat Britain and thirteen British colonies in Nor thAmerica, and it r esulted in the declar ation of independence of the colonies as the UnitedStates of America in 1776. The war lasted from 1775 to 1783, and it ended with thedef eat of the British and the establishment of the United States as a so ver eign nation.Ther e wer e many causes of the American Re volution, and these included a desir e forindependence and self-go vernance, r esentment t owards British rule and tax es, and theinuence of Enlightenment ideas about democr acy and natural rights. The colonies hadde veloped their own unique cultur es and societies, and many colonists saw themselv esas distinct fr om the British and did not want t o be ruled by a distant monar chy.The conict began in 1775 with the Battles of Lexingt on and Concord, and it quicklyspr ead acr oss the colonies as the British tried t o