<human>:  Where did the Battle of Lexington and Concord take place?
<bot>: The Battle of Lexington and Concord took place in Lexington, Massachusetts and Concord, Massachusetts. The battle was fought on April 19, 1775, during the American Revolutionary War. The battle was a major turning point in the war, as it was the first major battle of the war and the first major battle of the American Revolutionary War.