U.S. Department of Defense (Pentagon)

Description

U.S. Department of Defense (now renamed the Department of War); executive department overseeing the armed forces, headquartered at the Pentagon and led in the second Trump term by Secretary Pete Hegseth

Background

The U.S. Department of Defense (DOD) is the executive department responsible for the nation’s military, encompassing the Army, Navy, Air Force, Marine Corps, and Space Force, and it is headquartered at the Pentagon. During Donald Trump’s second term it has been led by Secretary Pete Hegseth. Hegseth shared operational strike details on the commercial messaging app Signal in 2025, the department removed established news organizations from Pentagon workspaces in favor of friendlier outlets, and it deployed federalized National Guard troops and Marines to Los Angeles over the objection of California’s governor.

Timeline Appearances

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Key Figures Associated

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Sources Involving This Institution

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