Timeline: The Rise and Fall of Kristi Noem as Trump’s DHS Secretary

Kristi Noem, the homeland security secretary who was fired by President Trump on Thursday, had helped fulfill his border pledges but ultimately drew negative attention to his administration during her brief tenure. The South Dakota governor's rapid rise to prominence within Trump's inner circle began when she strategically positioned herself as a loyal ally, deploying the National Guard to the southern border to demonstrate her commitment to his signature immigration policies. Noem distinguished herself from other Republican governors by endorsing Trump earlier than most, establishing herself as a key figure in his political orbit before her appointment to lead the Department of Homeland Security. Her approach to gaining favor with the former president became increasingly apparent when she appeared front and center in a controversial advertisement promoting her cosmetic dental work, which political analysts interpreted as an attempt to align herself more closely with Trump's known aesthetic preferences. Despite her efforts to curry favor and deliver on key administration priorities, Noem's tenure at DHS was marked by growing scrutiny, ultimately leading to her dismissal as Trump sought to recalibrate his administration's direction amid ongoing challenges.