Important events (in order) in Lexington and Concord
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The Battles of Lexington and Concord signaled the start of the American Revolutionary war on April 19, 1775. The British Army set out from Boston to capture rebel leaders Samuel Adams and John Hancock in Lexington as well as to destroy the Americans store of weapons and ammunition in Concord.

Explanation:

studies show tha in 7.5 billion years from now, the expanding sun will engulf, and destroy, the earth.