Answer: During the Revolutionary War, the American Navy was under the command of John Paul Jones.
Step-by-step explanation: John Paul Jones was an American naval commander during the Revolutionary War, which was fought from 1775 to 1783 between the American colonies and the British Empire. He joined the Continental Navy, the navy of the United States during the war, in 1775. He lost his position as commander of this navy in 1787 and; as a result, he joined the Imperial Russian Navy.