The Department of Defense (DOD) provides the military forces needed to deter war, and to protect the security of the United States.

View the full A-Z list of all Department of Defense and service branch websites and social media sites. The Department of War has many components aside from the service branches. Find some of the …

The United States Department of Defense (DoD), also referred to as the Department of War (DOW), [4][a] is an executive department of the U.S. federal government charged with coordinating and …

A .mil website belongs to an official U.S. Department of Defense organization in the United States. A lock ( ) or https:// means you’ve safely connected to the .mil website. Share sensitive information only …

Select a Branch of Service from the list for an expanded menu of destination websites. Simply and accurately prepare and e-file your taxes online with GOV for a speedy refund. Fully updated with the …

Jul 31, 2025 · Learn how you can prepare, too. - 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. …

Official websites use .mil A .mil website belongs to an official U.S. Department of Defense organization in the United States. ) or https:// means you've safely connected to the .mil...

We encourage you to explore other information on our website to learn more about what DoD is doing to address the principles of transparency, participation, and collaboration.

The Department of War is America's largest government agency. Our mission is to provide the military forces needed to deter war and ensure our nation's security.

Since the launch of Data.gov in May 2009, which is managed by the GSA, the Department of Defense has been committed to expanding public access to information and adopting a presumption in...