The United States Marine Corps (USMC), also referred to as the United States Marines or simply the Marines, is the naval infantry service branch of the United States Armed Forces.
United States Marine Corps (USMC), separate military service within the U.S. Department of the Navy, charged with the provision of marine troops for seizure and defense of advanced bases and with conducting operations on land and in the air incident to naval campaigns.
The United States Marine Corps (USMC) | History, Flag, Motto, & Facts ...