During the American Revolutionary War, several Europeans played significant roles in supporting the American patriots in their fight for liberty against the British. Below are five Europeans who contributed to the American cause:

1. Marquis de Lafayette: Lafayette was a French aristocrat who was inspired by the ideas of the American Revolution and offered his services to the Continental Army in 1777. He became a close ally and friend of George Washington, and played a crucial role in securing French support for the American cause. Lafayette led American troops in several battles and was instrumental in the decisive victory at Yorktown.
2. Thaddeus Kosciuszko: Kosciuszko was a Polish military engineer who arrived in America in 1776 and joined the Continental Army. He designed and oversaw the construction of several fortifications, including the pivotal defenses at Saratoga and West Point. Kosciuszko also played a key role in the planning of the Battle of Saratoga, which is widely regarded as the turning point of the war.
3. Friedrich von Steuben: Von Steuben was a Prussian military officer who was appointed as Inspector General of the Continental Army in 1778. He played a critical role in training and organizing the American troops, introducing the latest European military tactics and discipline. His training manual, "Regulations for the Order and Discipline of the Troops of the United States," was used by the Continental Army throughout the war.
4. Casimir Pulaski: Pulaski was a Polish nobleman who arrived in America in 1777 and offered his services to the Continental Army. He became a skilled cavalry commander and was instrumental in several key battles, including the Battle of Brandywine and the Siege of Savannah. Pulaski was known for his bravery and daring, and is often credited with saving the life of George Washington.
5. Baron Johann de Kalb: De Kalb was a German-born French military officer who arrived in America in 1777 and joined the Continental Army. He played a key role in several battles, including the Battle of Camden, where he was mortally wounded. De Kalb is remembered as a brave and dedicated soldier who gave his life for the cause of American independence.

In conclusion, these five Europeans played critical roles in supporting the American patriots during the Revolutionary War. Through their military expertise, leadership, and dedication to the cause of liberty, they contributed significantly to the ultimate victory of the American colonists over the British. Their legacies continue to be celebrated in American history and their contributions are still recognized today.

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