The Battles of Lexington and Concord marked the beginning of open conflict between Britain and the American colonies, initiating the Revolutionary War.

On April 19, 1775, colonial militias confronted British troops in a show of resistance, leading to armed engagement. These skirmishes demonstrated the colonists' willingness to fight for their rights and liberties, effectively signaling a shift from political protests to military action. The confrontations galvanized colonial support for the revolutionary cause and set the stage for further battles, solidifying the determination of the colonies to achieve independence from British rule.