Air Force
The mission of the United States Air Force is "to fly, fight and win in air, space and cyberspace. Our rich history and our vision guide our airmen as we pursue our mission with excellence and integrity to become leaders, innovators and warriors."
Army
The mission of the U.S. Army is "to fight and win our nation's wars, by providing prompt, sustained land dominance, across the full range of military operations and the spectrum of conflict, in support of combatant commanders."
Coast Guard
The Coast Guard's mission is "to save lives and deter complex threats from disrupting transnational crime and terrorism, to prevent cyber threats to our ports, and to address the impact of human activity in the polar regions as ice caps recede."