Trump made the threat after Merz earlier this week said that the U.S. was being “humiliated” by the Iranian leadership and criticized Washington’s lack of strategy in the war.

President Donald Trump said the U.S. is reviewing a possible troop reduction in Germany amid his ongoing criticism of Chancellor Friedrich Merz over Iran.

"The Chancellor ​of Germany, Friedrich Merz, thinks it’s OK for Iran to have a Nuclear ​Weapon. He doesn’t know what he’s talking ⁠about!" ⁠Trump wrote in ⁠a ​Truth Social post, mischaracterizing Merz's position.

President Trump us is warning Iran to “get smart soon” as the status of negotiations remains uncertain, and then posted an AI-generated image with the headline, “No more Mr. Nice Guy!”

U.S. President Donald ⁠Trump ⁠will receive a ⁠briefing on new plans for potential ​military action against Iran on Thursday from the leader ‌of the U.S. Central ‌Command, Brad Cooper, Axios reported on ⁠Wednesday.

Defense Secretary Pete Hegseth is facing questioning from lawmakers for the first time since U.S. President Donald Trump launched the war against Iran

Defense Secretary Pete Hegseth faced nearly six hours of questioning Wednesday from House lawmakers for the first time since President Donald Trump’s administration launched the war against Iran, which Democrats have contested as a costly conflict of choice waged without congressional approval.

Talks between Iran and the United States on ending the war seem stalled, despite U_S_ President Donald Trump earlier claiming Iran had informed his administration that it was in a “State of Collapse.”