The USS San Francisco (SSN-711) is a nuclear-powered fast attack submarine of the United States Navy. Commissioned in 1981, it is named after the city of San Francisco, California. The submarine is designed for a variety of missions, including anti-submarine warfare, intelligence gathering, and strike operations. Equipped with advanced sonar and weapon systems, the USS San Francisco can carry torpedoes and Tomahawk cruise missiles. It is part of the Los Angeles-class submarines, which are known for their speed and stealth capabilities. The submarine plays a crucial role in maintaining maritime security and supporting naval operations worldwide.