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United States Department of Defense

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U.S. Department of Defense - Our Story

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We Are Your Defense

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United States Department Of Defense Press John Kirby On Russia Recruiting Syrian Fighters

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U.S. Service Members and Kenya Defense Force Conduct Military Working Dog Information Exchange

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Ballistic Missile Defense System

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Thank you, @DanielleFishel, for the shout out! https://t.co/T35lbkgR8U

The Department of Defense is an executive branch department of the federal government of the United States charged with coordinating and supervising all agencies and functions of the government concerned directly with national security and the United States Armed Forces. The department is the largest employer in the world, with nearly 1.3 million active duty servicemen and women as of 2016. Adding to its employees are over 826,000 National Guardsmen and Reservists from the four services, and over 742,000 civilians bringing the total to over 2.8 million employees. Its stated mission is ...to provide a lethal Joint Force to defend the security of our country and sustain American influence abroad. It is headquartered at the Pentagon in Arlington, Virginia, just outside Washington, D.C.
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