ORDER OF BATTLE // January 1, 1776
Fortification of Dorchester Heights
Estimated force strength by side, with confidence labels per surviving record.
Forces engaged
2 sides catalogued · combined 12,000–16,000 estimated
United Colonies
2,000–6,000
Medium-confidence figure
Great Britain
10,000
Medium-confidence figure
Battle context
The Fortification of Dorchester Heights was a decisive action early in the American Revolutionary War that precipitated the end of the siege of Boston and the withdrawal of British troops from the city. By securing commanding high ground, Continental forces under Washington and Thomas rendered the British position under Howe untenable, achieving a strategic outcome without a pitched engagement. The British evacuation of Boston marked a significant early success for the United Colonies, removing a major royal military presence from New England and demonstrating that coordinated American operations could compel a numerically superior force to cede a key port city.
‹ Full battle dossier