Waltz's tenure was marked by significant criticism following a security breach involving a group chat with high-ranking officials.
US National Security Adviser Mike Waltz to Step Down Amid Communication Controversy

US National Security Adviser Mike Waltz to Step Down Amid Communication Controversy
Reports indicate Mike Waltz's departure is linked to mishandled communications issues.
US National Security Adviser Mike Waltz is reportedly resigning from his position within the Trump administration, according to various media sources. Serving as the president's top adviser on national security matters, Waltz's term has been marred by allegations of improper communication practices for conducting official government operations.
In a notable incident last month, Waltz accepted blame for a mishap involving a group chat on the Signal messaging app, where senior officials convened to strategize military operations in Yemen. This chat inadvertently included a journalist, raising significant concerns regarding the security of sensitive governmental discussions.
Reports also indicate that Waltz's deputy, Alex Nelson Wong, has been dismissed as part of a broader shakeup affecting the US security framework. The incident first gained public attention when Jeffrey Goldberg, editor-in-chief of The Atlantic magazine, revealed he had mistakenly found himself included in the Signal chat alongside Waltz, Secretary of Defense Pete Hegseth, and Secretary of State Mike Pompeo. They were discussing confidential plans for military actions in Yemen, which led to calls from both Democrats and some Republicans for a formal inquiry into what many considered a severe security breach.
Despite the uproar, President Trump stood by Waltz, asserting that he was "doing his best" under less-than-ideal circumstances regarding available technology. The investigations into the matter have raised questions around the integrity and security of communication protocols within the US national security arena.