Three Ways the 2026 Midterms Could Reshape Washington

We're now two months out from the 2026 midterm elections, and in some ways, the outcome is even more uncertain than usual. The basic rules of how votes are cast and counted are still up in the air thanks to Donald Trump's last-minute effort to give the U.S. Postal Service the power to decide who is entitled to vote. But election forecasters are still hard at work, and we do have a good idea of how the post-midterms partisan power configuration might affect the remainder of Trump's second term. Some very small variations in the House and Senate results could have a very big impact on Washington. Here's a look at the three basic scenarios. . Republicans holding the House would be pretty remarkable since midterms almost always produce losses in the chamber for the party holding the White House and the GOP has only a two-seat cushion. In addition, the president's job-approval ratings are chronically low, which has on every single occasion in living memory produced significant House losses. The only reason Mike Johnson has a realistic chance of remaining Speaker is that the battleground of competitive races is smaller than usual, reducing Democratic flip opportunities. On top of that, Republicans have an unusually abundant number of flip targets of their own due to the Trump-orchestrated wave of partisan gerrymanders that began in the summer of 2025. It also doesn't hurt that the GOP has a big national money advantage. Republicans holding the Senate is much less far-fetched given the GOP's three-seat margin in the upper chamber, enhanced by Vice President J.D. Vance's tie-breaking vote, and a very favorable landscape with a lot of safely red seats. All in all, Silver Bulletin's election-forecast model suggests there is a 16 percent possibility of a Republican sweep; DDHQ rates it at a significantly higher but still uphill 30 percent. If Republicans do manage to hold on to their trifecta control of Washington, they would preserve the use of party-line budget-reconciliation bills, like the One Big Beautiful Bill Act of 2025 or the ICE funding boost of 2026, through Trump's last two years in office. Furthermore, there's no question Trump would treat it as a massive landslide mandate (no matter how fragile House or Senate majorities might be) to further impose his will on the country. This depressing result might well spur congressional Democrats to clean house in leadership positions going forward. It would also inspire a fresh 'struggle for the soul of the party' between progressives and centrists, as each side would blame the other for yet another setback after such high midterms hopes. . This is the postelection scenario most experts envisioned at the beginning of the midterms cycle based on the GOP's big Senate landscape advantages and the historical precedent of House losses for the president's party. It would be a power configuration familiar to Trump and quite a few members of Congress since it's where the 2018 midterms left the two parties. Republicans would preserve the power to confirm Trump's executive and judicial appointees but would lose the trifecta that makes party-line budget reconciliation bills possible. In other words, bipartisan compromises would become more essential to getting anything done in Congress, which might, perversely, lead Trump to grab even more power from the legislative branch before his presidential career ends. Depending on how close Democrats come to flipping the Senate, Chuck Schumer could be in some trouble as party leader; he might even decide to step down. Meanwhile, House Democrats would have a robust agenda of hearings and investigations of Trump and his political and business partners and would probably at some point have an internal debate over the advisability of impeachment proceedings against the president or his hirelings given the high likelihood of a Senate acquittal. . The prospect of Democrats retaking both congressional chambers started to look more and more possible over the last year as Republican Senate seats in unlikely places like Alaska, Iowa, and Texas (and perhaps even Kansas and Nebraska) came into play. Right now, Silver Bulletin's forecast gives Democrats a 52.8 percent chance of winning the Senate and a 52.4 percent chance — better than, even — of a sweep. If Senate control is truly up for grabs, Republicans may offer a safe reelection and massive financial support to John Fetterman to switch parties and keep them in charge. Trump has never faced a Congress in which both chambers are controlled by Democrats. This would be a constant irritant in his final years as president, threatening both constant hearings and investigations and making every confirmation vote excruciating. During his last two State of the Union addresses, he'd still have Vance as the pro forma president of the Senate standing behind him and cheering every line, but the audience would be filled with many determined enemies and his loyal minority. Trump might even recapture his old mojo as an 'outsider' before he leaves the White House for good. But he'd surely prefer the current solidly sycophantic Congress. Theoretically, Democrats could flip the Senate while Republicans hang on to the House, but that's very unlikely (Silver Bulletin gives this scenario a 0.4 percent chance of occurring). The sort of national breeze that could make a Democratic Senate possible would almost surely push the House into Democratic hands as well. But the other three scenarios will likely remain on the table, perhaps until all votes have been counted and even Trump accepts the results.