American Revolutionary War By catsam42 Apr 1, 1775 Battle at Lexington and Concord The Americans took over control of an ammuniation storehouse outside of Lexington and Concord and the "shot was heard round the world." Period: Apr 1, 1775 to Feb 1, 1783 American Revolutionary War Nov 4, 1880 test 2 sdvsagvsvd Nov 4, 2010 test 1