Named for Revolutionary War general and South Carolina native Thomas Sumter, Fort Sumter was one of nearly 50 forts built as part of the so-called Third System, a coastal defense program implemented by Congress in 1817.
In simple terms, the U.S. Armed Forces are made up of the five armed service branches: Air Force, Army, Coast Guard, Marine Corps, and Navy.
Facts: The Army is the largest and the strongest. The US Army trains many branches of the Military. Army trains the Marines in Artillery, HALO school, Ranger school (which is â¦required to be a Recon Ranger in the Marines), etc..   Opinion: The Marine Corps is the most powerful and the strongest branch of the military.