Identifying Who were the key European allies of the Patriots?

France

France was a key European ally of the Patriots. In February of 1778, France decided to declare a war on Britain, and this resulted in France sending money, troops and equipment to the Patriots.

Explanation:

France, Spain, and the Netherlands

Explanation:

The French

The primary ally for the American colonies was France. At the start of the war, France helped by providing supplies to the Continental Army such as gunpowder, cannons, clothing, and shoes. In 1778, France became an official ally of the United States through the Treaty of Alliance. At this point the French became directly involved in the war. The French navy entered the war fighting off the British along the American coast. French soldiers helped to reinforce the continental army at the final battle of Yorktown in 1781.

The Spanish

The Spanish also sent supplies to the colonies during the Revolutionary War. They declared war on Britain in 1779 and attacked British forts in Florida, Alabama, and Mississippi.

The Netherlands

Another ally was the Netherlands which provided loans to the United States and declared war on Britain.