Trump Removes Kristi Noem as Homeland Security Secretary

U.S. President Donald Trump removed Kristi Noem from her role as Secretary of the United States Department of Homeland Security in March 2026. The decision marked the first major cabinet change during Trump’s second presidential term and came after months of political scrutiny surrounding Noem’s leadership of the department. (PBS)

Noem, a former governor of South Dakota, was appointed Homeland Security Secretary in 2025 after Trump returned to the presidency. During her tenure, she oversaw immigration enforcement policies, border security initiatives, and federal disaster response programs. (Wikipedia)

The Department of Homeland Security plays a central role in U.S. national security and domestic protection, managing agencies responsible for border control, emergency response, and counter-terrorism.

Reasons for the Dismissal

Reports indicate that Trump removed Noem following increasing criticism of her management of the department. Lawmakers from both political parties questioned her decisions during congressional hearings and raised concerns about DHS spending and policies. (Wikipedia)

One controversy involved a $220 million government-funded advertising campaign promoting border security that prominently featured Noem. The campaign faced bipartisan criticism, and Trump later said he had not approved the project. (Reuters)

In addition, critics pointed to disputes over immigration enforcement actions and the department’s handling of disaster response programs as factors contributing to political pressure surrounding her leadership. (AP News)

Trump’s Announcement

Trump announced the leadership change on March 5, 2026, saying Noem had achieved “numerous and spectacular results” on border security but that the administration was moving in a different direction. (AP News)

At the same time, Trump said Noem would transition to a new diplomatic role as Special Envoy for the “Shield of the Americas” initiative, a program focused on regional security cooperation in the Western Hemisphere. (Wikipedia)

Replacement

Trump nominated Markwayne Mullin, a U.S. senator from Oklahoma, to replace Noem as Secretary of Homeland Security. The appointment requires Senate confirmation. (The Guardian)

The change represented the first cabinet-level departure in Trump’s second administration and highlighted ongoing debates about immigration policy and the management of DHS. (Wikipedia)

Reactions

Reactions to Noem’s dismissal varied across the political spectrum. Some lawmakers argued the change was necessary due to concerns about her leadership and spending decisions. Others criticized the administration’s immigration policies and the overall direction of the Department of Homeland Security. (The Christian Science Monitor)

Political analysts noted that cabinet changes are not uncommon during presidential terms, particularly when administrations seek to adjust policy strategies or address controversies involving senior officials.

Sources

• Associated Press – reporting on Trump firing Kristi Noem (AP News)

• PBS NewsHour – coverage of cabinet shake-up (PBS)

• Al Jazeera – explanation of why Noem was removed (Al Jazeera)

• Reuters – reporting on the $220 million advertising controversy (Reuters)

• The Guardian – reporting on her replacement and political reaction (The Guardian)

• Wikipedia biography of Kristi Noem and DHS leadership changes (Wikipedia)