Department of Defense

Oversees the U.S. Armed Forces and coordinates national security and military operations.

Agency Profile

Established

1947

Employees

2.9M+

Head of Agency

Secretary of Defense

Cabinet

Same Category

Manages U.S. foreign policy, diplomacy, and international relations. Oversees embassies and consulates worldwide.

Manages federal finances, produces currency, collects taxes, and enforces financial laws.

Enforces federal law, administers justice, and represents the U.S. government in legal matters.

Manages natural resources, national parks, and relations with Native American tribes.

Continue Exploring

Browse the full federal agencies directory