Are you considering the U.S. Navy as enlisted or as an officer? Learn about the American Navy and your career opportunities within the U.S. Armed Forces.

The United States Navy (USN) is the maritime service branch of the United States Armed Forces and is designated as the Navy of the United States in the Constitution.

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The Navy's primary mission is to defend the United States.

Jan 12, 2026 · The United States Navy (USN) is the branch of the United States armed forces charged with the defense of the country at sea, the seaborne support of the other U.S. military services, and …

4 days ago · The Navy is on course to stand up new unmanned surface vessel divisions in the coming weeks, service officials said.

The Army, Marine Corps, Navy, Air Force, Space Force and Coast Guard are the armed forces of the United States. The Army National Guard and the Air National Guard are reserve components of their …