Official websites use .gov
Secure .gov websites use HTTPS
At the NATO summit in Madrid, alliance leaders — including President Joe Biden and alliance Secretary General Jens Stoltenberg — are emphasizing that the Russian invasion of Ukraine has changed the security environment globally.
NATO is a transatlantic alliance of 30 like-minded North American and European countries securing peace since 1949.
The United States is working with allies and partners to support Ukraine in the fight for sovereignty and freedom. The U.S. has provided Ukraine with billions of dollars in security assistance since the beginning of Russia’s unprovoked assault on Feb. 24.
As the 28th secretary of defense, Lloyd J. Austin III is the principal assistant to the president in all matters relating to the Department of Defense and also serves on the National Security Council.
Service members train and prepare year-round so when disasters strike, troops are ready to help those in harm's way. Learn how you can prepare, too.
From its introduction into the Navy in the late 1800s, baseball became a phenomenon that U.S. sailors — many of whom were Major League pros — helped to spread around the world.
More than three decades ago, the movie Top Gun not only had everyone feeling "the need for speed," it also introduced the Navy's elite fighter weapons school to the world.
Take a look behind the lens at the missions and accomplishments of the men and women who serve in the U.S. armed forces.