6 things to watch as US voters decide control of Congress
AI
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voters → watch → Congress
Americans head to the polls on Nov 3 in midterm elections that will decide control of Congress for the final two years of US President Donald Trump’s term.
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that → head → term
The results will serve as the first nationwide verdict on Trump’s presidency, revealing whether voters want to check the Republican president’s power by giving Democrats control of one or both chambers of Congress or are willing to accept the status quo despite frustrations over the cost of living and the US-led war with Iran.
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voters → serve → Iran
The outcome could also reshape debates within both parties over which messages and policies resonate most with voters ahead of the 2028 presidential election.
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messages → reshape → election
Here are six things to watch on Election Day.
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things → watch → Day
The races that will decide control of Congress
Democrats need a net gain of four seats in both the US House of Representatives and US Senate to overturn Republicans’ narrow 218-214 and 53-47 majorities.
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Democrats → decide → majorities
They are widely expected to reclaim the House, but the Senate battle remains highly competitive.
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battle → expect → House
The scale of Democratic gains in one or both chambers will shape Trump’s ability to advance his agenda.
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scale → shape → agenda
Democratic wins in one or both chambers will likely trigger investigations into ethics of Trump and his administration, their handling of immigration enforcement and the Iran war.
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wins → trigger → enforcement
A stronger-than-expected Republican showing could reinforce Trump’s grip on the party.
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showing → expect → party
Heavy losses could increase pressure to rethink unpopular policies such as tariffs and the war while shaping the message of candidates vying to succeed him.
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losses → increase → him
Early results from Republican-held House seats in Florida and Virginia could provide clues to the size of any Democratic gains.
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results → hold → gains
Victories in competitive districts would point to a solid Democratic night, while wins in more Republican-leaning areas could signal a much broader backlash against Trump and his policies.
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wins → point → Trump
The close Senate fight will likely hinge on six to eight races.
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fight → hinge → races
Democrats need to flip several Republican-held seats in states Trump carried by double-digit margins in 2024, including Ohio, Iowa, Alaska and Texas.
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Trump → need → Ohio
Even Kansas, despite Trump’s 16-point win there, has become competitive in recent weeks and a Democratic victory would signal a broader wave.
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victory → become → wave
Republicans can retain control by winning most of those contests, while Democrats will likely need to hold Michigan and pick up Maine.
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Democrats → retain → Maine
Problems at the polls and vote count
Election officials have warned close races could spark disputes over voter eligibility, ballot counting and certification, while long lines, machine malfunctions or challenges by partisan poll watchers could fuel litigation and delay results.
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lines → warn → results
Trump's Justice Department plans to deploy about 1,000 monitors nationwide on Election Day, roughly triple the number used in the last midterms, a move some local officials worry could intimidate voters, although the DOJ says those fears are baseless.
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fears → plan → voters
Some election officials and legal experts fear federal investigations and legal challenges could delay or disrupt certification of election results in close races.
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investigations → fear → races
On Oct 22, Trump’s Justice Department sued to pre-emptively block Alaska from certifying the results of its Senate race if the Republican incumbent candidate loses by a narrow margin, saying voters could be confused because two Republicans on the ballot have almost identical names.
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Republicans → sue → names
Attorney-General Todd Blanche on Oct 22 declined to rule out Justice Department intervention in state election certifications, saying extreme circumstances could warrant action.
Several states are also unlikely to produce complete results on election night, especially in close races, providing fertile ground for disputes.
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states → decline → disputes
Trump’s response to the results
How Trump responds to the results, especially if Republicans lose control of Congress, could become one of the night’s biggest stories.
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Republicans → respond → stories
In the early hours of Nov 4, 2020, before vote counting had finished in several states, Trump declared victory and called for counting to stop.
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counting → finish → victory
He ultimately lost to Democrat Joe Biden but continued to falsely claim the election had been stolen, helping fuel the Jan 6, 2021, attack on the US Capitol by a mob of his supporters who were seeking to stop certification of Biden's win by Congress.
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who → lose → Congress
Trump still falsely claims he won the 2020 election and has cast doubt on the integrity of these midterms, raising the prospect of Republican challenges if the party loses one or both chambers.
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party → claim → chambers
In 2026, the Trump administration has pressed states for voter data and launched investigations into non-citizen voting, which election experts and studies have found little evidence to support.
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experts → press → evidence
It recently sued California over alleged non-citizen ballots.
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It → sue → ballots
Opinion polls showed Democrats significantly more enthusiastic about voting than Republicans heading into Election Day.
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Democrats → show → Day
But strategists caution that Democratic constituencies including young, Black and Hispanic voters have historically turned out at lower rates in midterm elections than in presidential years.
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constituencies → caution → years
Surveys show persistent scepticism among these groups towards both parties, especially over the cost of living.
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Surveys → show → living
If turnout among those groups falls short of expectations, Democrats could underperform on Election Day.
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Democrats → fall → Day
Early voting data in states that register voters by party showed higher Democratic engagement.
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that → register → engagement
But Republicans argue that many of their supporters traditionally wait until Election Day to vote.
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many → argue → Day
What do results mean for the 2028 race?
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results → mean → race
After their bruising defeat in the 2024 presidential election, Democrats have been split between those arguing for a more populist economic message and those favouring a centrist approach aimed at winning back swing voters.
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Democrats → split → voters
Strong performances by moderates and left-wing candidates on Nov 3 will allow both factions to claim validation of their policies.
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factions → allow → policies
That could set the stage for a crowded and potentially contentious contest for the party’s 2028 presidential nomination.
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That → set → nomination
Did Republicans’ money advantage pay off?
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advantage → pay → ?
Republicans had a significant financial advantage and flooded the air waves with ads attacking Democratic candidates.
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Republicans → have → candidates
…and 3 more, not listed.
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