Here's a political idea that doesn't come along every day: a populist coalition that tries to bring together the far right and the progressive left. That's what former Congresswoman Marjorie Taylor Greene is calling for, and she's finding some unlikely common ground with Democratic Rep. Ro Khanna of California.

Greene took to X on Thursday to endorse a post from Khanna where he gave credit to anti-war conservatives—like Greene and Tucker Carlson—along with progressives for pushing President Donald Trump to back down from threats to bomb Iranian infrastructure and instead agree to a ceasefire. It's one of those moments where the usual political alliances get scrambled: when the issue is war, the left and the isolationist right sometimes find themselves on the same side.

Greene backed Khanna's call for a "broad, populist, social movement" aimed at tackling corruption, curbing endless wars, and focusing on the working class. "For the sake of my children's generation, I'm willing to come together, go to the whiteboard, and begin to try to sketch something new," Greene wrote.

But she wasn't under any illusions about how hard this would be. Greene highlighted that overcoming the powerful "political industrial complex" of the Democratic and Republican parties is "no easy task." She predicted that both major parties would resist a cross-ideology "America First" coalition backed by ordinary Americans rather than special interests and foreign influence.

"This is likely the only way to break free of the corrupt system from both sides that controls everything, constantly goes to war," Greene said, adding, "It's definitely worth starting the conversation."

Greene's willingness to challenge party lines follows her criticism of Trump over the past few months. After a fallout with the president, Greene has been challenging and criticizing his every move, including on the Iran conflict. Her post also aligns with the efforts of politicians like Khanna and Republican Rep. Thomas Massie of Kentucky, who have been pushing—so far unsuccessfully—for congressional approval for the War Powers Resolution against Iran strikes.

And this isn't the first time someone has floated the idea of a new political home for dissatisfied voters. Greene's call for a populist coalition echoes past sentiments from Elon Musk, who previously considered establishing a third political party called the "America Party." Musk started that push after his own fallout with Trump, but by August he had shelved the plans to preserve ties with the MAGA movement. Musk and Trump have since ironed out their differences.

So what we have here is a fascinating, if long-shot, political maneuver: an attempt to build a coalition around issues like anti-interventionism and economic populism that sometimes cut across the usual left-right divide. Whether it goes anywhere is another question—the two-party system is a durable beast—but it's a sign of how the political landscape keeps shifting in unexpected ways.