The U.S. Tenth Fleet is a functional formation of the United States Navy. It was first created as an anti-submarine warfare coordinating organization during the Battle of the Atlantic in the Second World War. It has been reactivated as a force provider for Fleet Cyber Command. The mission of Tenth fleet is to serve as the Numbered Fleet for Fleet Cyber Command and exercise operational control of assigned Naval forces; to coordinate with other naval, coalition and Joint Task Forces to execute the full spectrum of cyber, electronic warfare, information operations and signal intelligence capabilities and missions across the cyber, electromagnetic and space domains.