The USS North Carolina SSN 777 is a nuclear-powered fast attack submarine operated by the United States Coast Guard, a branch of the U.S. Armed Forces responsible for maritime law enforcement and search and rescue missions. Commissioned in 1981, it belongs to the Sturgeon-class of submarines, known for their versatility and stealth capabilities, making them effective in a variety of military operations. The USS North Carolina SSN 777 is equipped with torpedoes and cruise missiles for offensive purposes, as well as advanced sonar systems for detection and navigation underwater. Its homeport is Charleston, South Carolina, where it serves the U.S. Coast Guard's Atlantic Fleet.