Bangladesh, July 13 -- At a high-profile conservative gathering in Tampa, Florida on July 11, former Fox News host Tucker Carlson sparked controversy by suggesting that Americans who serve in the armed forces of other nations-particularly Ukraine and Israel-should lose their US citizenship. Speaking at the Turning Point USA conference, Carlson categorically rejected the idea that one can simultaneously hold loyalty to two nations, calling it a contradiction of both common sense and national integrity.

“I think anybody who serves in a foreign military should lose his citizenship immediately,” Carlson declared to loud applause. “There are a lot of Americans whove served in the IDF, they should lose their citizenship. Ther...