Markwayne Mullin

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Markwayne Mullin

U.S. Secretary of Homeland Security

Markwayne Mullin became U.S. Secretary of Homeland Security in March 2026 (confirmed 54–45) after Kristi Noem's removal. A businessman and enrolled Cherokee Nation citizen, he served five terms in the U.S. House and then as a U.S. Senator from Oklahoma. [Wikipedia ↗]

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