Official websites use .gov
Secure .gov websites use HTTPS
Multimedia driven stories and information about Defense Department programs.
The Allied troops who landed in Nazi-occupied France on D-Day successfully executed the largest air, land and sea invasion in history — and they did so amid stakes that couldn't have been higher.
The boneyard at Davis-Monthan Air Force Base, Ariz., has powered America's air dominance for decades. See how specialists restore, preserve and reactivate aircraft, keeping warfighters in flight.
Meet Boston's only undefeated team: the crew aboard Old Ironsides! Step aboard the oldest and toughest warship in all seven seas, which doubles as a living — and floating — museum.
From Revolutionary War battlefields to today's frontlines, the Purple Heart has served as a recognition of sacrifice and heroism. How well do you know the history behind America's oldest military medal?
On Dec. 7, 1941, Japan launched a surprise attack on the U.S. Pacific Fleet at Pearl Harbor, Hawaii, and propelled the nation into World War II.
The Tomb of the Unknown Soldier, America's final resting place for those whose remains have not been found or identified, inspires reflection on service, valor, sacrifice and mourning.
The Coast Guard saves people in trouble on the water and protects the country from maritime threats. It also promotes national security, border security and economic prosperity.
The Department of War marks its birthday on Aug. 10. Celebrate along by testing your knowledge of the department, its history and the people who make it work.