The American Revolutionary War (1775-1783) was the armed conflict between Great Britain and thirteen of its North American colonies, culminating in the establishment of the United States of America as an independent nation. The war grew from escalating political and economic tensions following the Seven Years' War, including disputes over taxation, parliamentary representation, and colonial self-governance. Hostilities began at Lexington and Concord on 19 April 1775 and concluded with the Treaty of Paris, signed 3 September 1783. The conflict involved not only British regulars and colonial militias but also French, Spanish, and Dutch forces, Native American nations, and loyalist colonists, making it in significant respects a global war. For a detailed account of the war's origins, campaigns, and aftermath, see American Revolutionary War - History.
The military, diplomatic, and political history of the war is extensively documented and broadly agreed upon at the level of major events and outcomes. Ongoing scholarly debate concerns the relative weight of causes - ideological, economic, and social - as well as the war's relationship to slavery, the role of Native American nations, and the degree to which the conflict constituted a genuine social revolution as opposed to a conservative defense of existing colonial arrangements. The social composition of both Patriot and Loyalist factions, the experience of enslaved people during the war, and the long-term consequences for indigenous peoples remain active areas of research and interpretation.
Historians broadly agree on the chronology, principal military engagements, key figures, and the formal outcome of the war as established by the Treaty of Paris. The historiographical consensus on major events is robust, though interpretive questions - including causation, social significance, and legacy - remain contested. No consensus page currently exists for the broader social and ideological debates surrounding the war.
The war as a principled revolution - One tradition holds that the conflict was fundamentally ideological: a defense of English constitutional liberties and natural rights against parliamentary overreach, grounded in Enlightenment political philosophy. See Principled Revolution Viewpoint.
The war as elite-driven resistance - Some historians argue the independence movement was led primarily by a colonial propertied class protecting economic interests, and that ideological language served to mobilize a broader population behind narrow elite goals. See Elite Resistance Viewpoint.
The war as conservative reaction - A related interpretation holds that American elites sought to preserve existing social hierarchies against reformist tendencies within the British Empire, including pressures related to slavery following the Somerset decision (1772). See Conservative Reaction Viewpoint.
Loyalist perspectives - A significant portion of the colonial population - estimates range from roughly fifteen to twenty percent - actively supported the Crown or remained neutral. Loyalist historiography challenges narratives that frame independence as a broadly popular or inevitable outcome. See Loyalist Viewpoint.
Native American perspectives - Most Native American nations that took sides in the conflict aligned with Britain, calculating that a British victory offered better protection of treaty rights and territorial boundaries. The war's outcome accelerated dispossession of indigenous lands. See Native American Viewpoint.
The war and slavery - The conflict had contradictory implications for enslaved people. Britain offered freedom to enslaved people who escaped Patriot owners and served the Crown; the new United States preserved and later expanded the institution. Historians debate whether this dynamic was incidental or structurally central to the causes and character of the war. See Slavery and the Revolution Viewpoint.