An official website of the United States Government

Here's how you know

Official websites use .gov

A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS

A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Seeing Signs

Soldiers carry signs and posts to mark the New Mexico National Defense Area along the southern border near Cloverdale, N.M., May 24, 2025.

The Department of Defense provides the military forces needed to deter war and ensure our nation's security.

DOD Support to the Southern Border