Pakistan, Sept. 6 -- In a stunning reversal that has sent shockwaves through conservative circles, Tucker Carlson-the podcaster who once stood as one of Donald Trump's most stalwart defenders-has called for the president's immediate removal from office. But Carlson's demand is not rooted in the partisan grievances that defined previous impeachment attempts. Rather, it stems from a far more urgent concern: the spectre of nuclear war.

"The second any president actively considers the first use of nuclear weapons, that person should be removed from office immediately," Carlson declared during a conversation with Joe Kent, the former director of the National Counterterrorism Centre. "Because that's got to be the red line-destroying all of hum...