Between 1778 and 1782 the French provided supplies, arms and ammunition, uniforms, and, most importantly, troops and naval support to the beleaguered Continental Army.
The French navy transported reinforcements, fought off a British fleet, and protected Washington's forces
When Vergennes learned of the British capitulation at the Battle of Saratoga in December 1777, he ultimately decided in favor of an alliance. Vergennes decided not to wait for Spanish assistance and offered the United States an official French alliance after hearing tales of covert British peace offers to Franklin.
A Treaty of Alliance and a Treaty of Amity and Commerce were signed with France on February 6, 1778, by Benjamin Franklin and the other two commissioners, Arthur Lee and Silas Deane.
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