Org dossier
United States Department of Defense
Federal agency · Founded 1947
Structure and appointment
Executive department. The Secretary of Defense is appointed by the President with the advice and consent of the Senate. A commissioned officer may not be appointed within seven years of leaving active duty below grade O-7, or within ten years at grade O-7 or above.
Where to read more
- Official sitehttps://www.defense.gov/
- Wikipediahttps://en.wikipedia.org/wiki/United_States_Department_of_Defense
- budget_sourcehttps://www.whitehouse.gov/wp-content/uploads/2026/04/hist04z1_fy2027.xlsx
- budget_source_fiscal_yearFY2025
Notes
Executive department. Largest discretionary line item in the federal budget.