U.S. Air Force -Learn about airpower, aircraft, airplanes, planes, military, aviation, flying, air base, flying, jet, war, combat, education, photos, stealth, jets, generals, pilots, enlist, fighter, bombers, space,satellites, missiles, bombs, rockets, desert storm, desert shield.

Peace Corps -Find out how to apply, read volunteer stories, access global education resources, and have fun at Kids World.

U.S. Army -tank, helicopter, infantry, artillery, armor, airborne, special forces, ranger, battle, war, history, picture, policy, web policy

Air Force Research Laboratory -To lead the discovery, development, and timely transition of affordable, integrated technologies that keep our Air Force the best in the world.

U.S. Navy -Ships, naval ships, naval aircraft, submarines, frigates, battleships, destroyers, aircraft, ranks, underwater, undersea, salvage

U.S. Marshals Service -This division of the Department of Justice is America's oldest police force and protects the Federal Courts and ensures the effective operation of the judicial system.