The United States Navy (USN) is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United .br SoundTrack: Kosmos by JimmyO Super Fast US Navy M80 Stiletto Stealth Ship The M80 Stiletto is a prototype naval ship manufactured by the M Ship .br The M80 Stiletto was built by Uprise Energy Principal and Chief Technical Officer, John Knights former company, Knight & Carver.br The United States Navy (USN) is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United .