Question

Why were the British soldiers headed to Concord?

Answer 1

The British were sent to capture a reported store of arms and "radical " leaders such as John Adams.

Explanation:

Arms control is one way of preventing a revolt against the established government. The British feared that weapons in the hands of the radical colonies were lead to a revolt against England

There was unrest in the New England colonies. with calls for succession from the British Empire. The Boston Tea Party was a protest against the right of England to Tax the colonies.

The report of an arms depot in Concord was a threat to the British.
An elite group of light infantry was sent to confiscate the weapons regarded as illegal by the British. Denying the colonist weapons would preclude the ability of the Colonist to rebel.