Trump nominates Mike Waltz as UN ambassador amid national security shake-up
- President Donald Trump announced the nomination of Mike Waltz for the UN ambassador position amid ongoing controversies.
- Marco Rubio will serve as interim national security advisor after Waltz's expected departure.
- The changes signal a significant shift in U.S. foreign policy and the administration's restructuring efforts.
On May 1, 2025, President Donald Trump announced plans to nominate Mike Waltz as the United States ambassador to the United Nations, marking significant changes in his administration's national security leadership. Waltz's departure from his role as national security advisor was driven by controversy surrounding his creation of a Signal messaging app chat thread, which became a focal point of scrutiny after Defense Secretary Pete Hegseth inadvertently revealed sensitive U.S. military plans through it. Following this announcement, Secretary of State Marco Rubio was assigned as the interim national security advisor, managing both roles as Trump continues to reshape his foreign policy framework. Rubio's new responsibilities as acting national security adviser have raised eyebrows given the demands of the role. The position traditionally requires extensive engagement, often translating into 14-15 hour workdays, as seen during the Biden administration. Rubio, having previously been a rival of Trump, adopted a pro-