Mr. Musk has fallen out with prominent right-wing Americans who say they are worried that their agenda may be sidelined in favor of his own.

Musk, who has used X to amplify conspiracy theories and promote far-right talking points in the U.S., has more recently set his sights on Europe.

The Trump ally has flooded X with posts criticizing European politicians, causing a diplomatic conundrum for the continent’s leaders.

While Mark Zuckerberg and Elon Musk never did face off in that cage match, "Uncle Elon" has bested Zuck in the political arena, becoming one of the most powerful unelected figures in modern US history.