As April 19, 1775, dragged on, British forces met fierce resistance in Concord. Dazed and demoralized after the battle at Concord's Old North Bridge, the British backtracked and regrouped at this 1695 tavern 1 mile east of Lexington Common, while the Munroe family hid in nearby woods. The troops then retreated through what is now the town of Arlington. After a bloody battle there, they returned...