Vice President JD Vance on Tuesday said that the vote to impeach Defense Secretary Pete Hegseth "isn't about Iran," but rather his willingness to take on challenges at the Pentagon.

Why it matters: It's the latest instance of the Trump administration backing the embattled Cabinet member, who is facing the possibility of enough GOP members defecting for the impeachment effort to succeed.

The Iran war is at the center of the allegations against Hegseth, with three of the eight articles of impeachment specifically concerning the conflict.

Other allegations include that Hegseth illegally initiated military conflict in Venezuela and Yemen.

What they're saying: "Has Pete Hegseth committed impeachable crimes? The question is absurd and the answer is: obviously not," Vance said Tuesday on X .

"Like so much of Congress, impeachment has become a ridiculous show that stands in for actual policymaking.…