Senate confirms Trump loyalist Markwayne Mullin as homeland security secretary

The Guardian US News
by Chris Stein in Washington
March 24, 2026
2 min read

Quick Insights

The Bottom Line

Senate confirms Markwayne Mullin as homeland security secretary in 54-45 vote, replacing Kristi Noem to lead Trump's immigration enforcement.

How This Affects You

Mullin's leadership of DHS will shape immigration enforcement, border policies, and security operations affecting visa processing, workplace audits, and deportation procedures for millions.

AI Summary

The Senate confirmed Republican Sen. Markwayne Mullin of Oklahoma as secretary of the Department of Homeland Security in a 54-45 party-line vote Monday. Mullin replaces Kristi Noem in the role and will oversee the Trump administration's immigration enforcement agenda. The confirmation elevates the Oklahoma senator to one of the most visible positions in the White House as the administration pursues its stated crackdown on undocumented immigrants. Mullin's confirmation reflects the Republican-controlled Senate's support for Trump's immigration priorities, though the narrow margin indicates some party defections or absences on the Democratic side.

What's Being Done

The Senate confirmed Mullin in a party-line 54-45 vote; he replaces Kristi Noem as DHS secretary.

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