> The United States secretary of defense (SecDef), secondarily titled the secretary of war (SecWar),[b] is the head of the United States Department of Defense (DoD), the executive department of the U.S. Armed Forces, and is a high-ranking member of the cabinet of the United States.[8][9][10]
> The United States secretary of defense (SecDef), secondarily titled the secretary of war (SecWar),[b] is the head of the United States Department of Defense (DoD), the executive department of the U.S. Armed Forces, and is a high-ranking member of the cabinet of the United States.[8][9][10]
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