The Fourth Fleet is a part of the United States Navy responsible for operations in the Caribbean, Central and South America. Established in 2008, it focuses on maritime security, humanitarian assistance, and disaster relief in the region. The fleet aims to strengthen partnerships with regional navies and enhance security cooperation. The Fourth Fleet operates under the U.S. Southern Command and conducts various missions, including training exercises and joint operations with allied nations. Its presence helps to promote stability and respond to crises, ensuring a collaborative approach to regional challenges and enhancing the safety of maritime routes.