"The libertarian delusion is that there is a large political constituency for their ideology," Stephen Miller, White House deputy chief of staff for policy and homeland security advisor, posted to X, formerly Twitter, responding to Musk's call for a new party.

Elon Musk said he would form a new political party if Trump's spending bill passes and that he would defeat lawmakers who support it in primaries.

Elon Musk, the world’s richest man, on Monday said he would back challengers to members of Congress who vote for President Donald Trump's "big, beautiful bill." Musk broke his short-lived X silence about the bill over the weekend,

Former adviser Elon Musk threatened to primary anyone in Congress who votes in favor of President Trump’s so-called “Big Beautiful Bill.” The world’s richest man continued his simmering war of words with the president,