Welcome toDefense.gov

Get To Know Us

Explore

Lethality Nuclear Triad Important to America's National Security
Reform DOD Task Force Will Address Military Sexual Assaults
Armed With Science DOD Recognizes Importance of Environment to Readiness

Experience

Honors for Valor - Honors for Valor

Interactive

Honors for Valor

2019 Missile Defense Review - 2019 Missile Defense Review

Know Your Military

Discover the new #KnowYourMil showcasing the men and women who serve in your military — who they are, what they do and why they do it.

Discover