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Why was Washington’s crossing of the Delaware River important?

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American Revolution *The Surrender of Lord Cornwallis* (at Yorktown, Virginia, on October 19, 1781), oil on canvas by John Trumbull, completed in 1820; in the U.S. Capitol Rotunda, Washington, D.C. The painting captures the moment when major fighting during the American Revolution ended and the colonies achieved independence.

George Washington’s crossing of the Delaware River on December 25, 1776, was a pivotal moment in the American Revolution that fundamentally altered the trajectory of the war.

Following a series of demoralizing defeats that left the American cause in crisis, Washington’s successful amphibious operation allowed his forces to launch a surprise attack on the Hessian garrison at Trenton. This engagement, and the subsequent victory at Princeton, were significant for several reasons:

Restored Morale: The victories provided a much-needed boost to the American cause, renewing public and military confidence in George Washington as a commander.12
Proven Capability: The campaign conclusively demonstrated that the Continental Army could successfully engage and defeat seasoned British and Hessian troops in the open field.2
Strategic Advantage: By forcing the British to abandon Trenton and retire to New Brunswick, Washington secured a strong defensive position in northern New Jersey, which facilitated future recruitment and preparations for the 1777 campaign.2
Political Impact: These successes strengthened the claim of American independence, which had been declared earlier that year.2