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.

Department of War

A War Department plaque was installed at the River Entrance in front of the Pentagon, Nov. 13, 2025.

Download: Full Size (3.99 MB)
Tags: History, pentagon, landmarks, Department of War
Credit: Air Force Staff Sgt. Madelyn Keech, DOW VIRIN: 251113-D-FN350-2397.JPG

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

DOW Support to the Southern Border