"The Coast Guard Compass is the official report of the U.S. Coast Guard on its people and missions. The United States Coast Guard is a military, multimission, maritime service within the Department of Homeland Security and one of the nation's five armed services. The Coast Guard provides unique benefits to the nation because of its distinctive blend of military, humanitarian, and civilian law-enforcement capabilities. Its core roles are Maritime Safety, Maritime Security, Maritime Mobility, National Defense and the Protection of Natural Resources."
United States Coast Guard: http://www.uscg.mil/