Assistant Secretary of Defense for Homeland Defense and Hemispheric Affairs

The mission of the Office of the Assistant Secretary of Defense for Homeland Defense and Hemispheric Affairs is to provide policy and planning oversight for DoD homeland defense and mission assurance, defense support of civil authorities, Arctic and Global Resilience, and Western Hemisphere Affairs matters.  Advance and represent priority issues with U.S. interagency partners; U.S. Congress; Allies and partners; U.S. state, local, territorial, and tribal governments; and private section organizations.

Leadership

Assistant Secretary of Defense for Homeland Defense and Hemispheric Affairs
Melissa Dalton
HON Melissa Dalton
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Principal Deputy Assistant Secretary of Defense for Homeland Defense and Hemispheric Affairs
Jennifer Walsh
Jennifer Walsh
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