The commander of the Continental Army (during the revolutionary war) was General George Washington (was appointed as head of the Continental Army in June, 1775).
Haym Solomon, a Polish-born immigrant and businessman, helped Robert Morris to finance the American Revolution (he would find buyers for the government's bills of exchange and even lend his own money to the government).
Baron Von Steuben, was a Prussian-American military officer that taught important military tactics (and also some drills and fundaments of discipline) to the troops of the Continental Army during the American revolutionary war.