It was the “shot heard round the world”, the spark that officially set off the American War for Independence. But on that cold morning, neither the colonial militia nor their redcoat opponents were looking for a fight. So how exactly did an unplanned confrontation become the opening volley of the Revolution? Robert Orrison, author of A Single Blow: The Battles of Lexington and Concord, explains.

Watch Road to Liberty: Battles of Lexington and Concord

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