Siege of Boston
Col. Woodbridge entered service on April 20, 1775, the day immediately following the Battles of Lexington and Concord. He commanded a regiment of Minutemen, which was organized into Woodbridge's (25th) Regiment. During the Siege of Boston, Woodbridge's regiment was based at Cambridge near Boston, and participated in the Battle of Bunker Hill, the first large-scale battle of the war. During the Siege of Boston and the Battle of Bunker Hill, Abijah Brown served as lieutenant colonel to Woodbridge, and William Stacy served as major.