time line By hasan Period: Jan 1, 1775 to Jan 1, 1781 Time Line Apr 10, 1775 Second Continental Congress the members of the Second Continental Congress met at the State House in Philadelphia. Apr 19, 1775 Battles of Lexington and Concord May 12, 1775 The Battle of the Margaretta Aug 1, 1776 The Battle Of Brooklen