KATHERINE CREEL, PAK YIU and STELLA YIFAN XIE
November 3, 2026 23:00 JST
Updated on November 5, 2026 00:11 JST

The opposition Democratic Party has secured control of both the U.S. Senate and the House of Representatives, according to widespread media projections, marking a significant rebuke to Republican President Donald Trump’s administration. The electoral outcome appears to be driven by deep-seated voter dissatisfaction with key administration policies, including the handling of persistent inflation, aggressive tariff strategies, the rapid expansion of AI data centers, and the prolonged conflict in Iran.

In the critical weeks preceding the November 3 midterm elections, a consensus among political forecasters had predicted a strong likelihood of Democrats reclaiming the House of Representatives. However, the battle for control of the Senate was widely anticipated to be a much tighter contest, with razor-thin margins expected to determine the balance of power. The eventual results, however, painted a clearer picture of Democratic gains than many had predicted.

Early projections from The Associated Press, released within hours of polls closing, indicated a swift Democratic sweep in several Republican-held Senate seats. Victories in North Carolina, South Carolina, Ohio, Texas, Kansas, and Iowa propelled the Democrats past the crucial 51-seat threshold in the 100-member chamber. Later in the evening, the AP officially called the House for the Democrats, confirming their control after surpassing the requisite 218 seats. This swift determination contrasts with previous election cycles; in both 2024 and 2022, the AP had taken up to eight days after Election Day to declare control of the House.

Nikkei Asia is providing live coverage and in-depth analysis of the midterm election outcomes and their implications at asia.nikkei.com.

Election Night Developments and Key Wins

Wednesday, November 4

9:45 a.m. (Washington Time) U.S. stock markets opened with substantial gains on Wednesday, reflecting investor relief and optimism following the Democratic Party’s decisive victory in regaining control of both houses of Congress. While the Republican Party’s loss of congressional power is expected to constrain President Trump’s legislative agenda for the remainder of his term, his expressed willingness to engage in bipartisan cooperation appeared to temper concerns about protracted political gridlock.

The Dow Jones Industrial Average saw an opening surge of nearly 2%, while the broader S&P 500 and the technology-focused Nasdaq Composite indices both registered gains exceeding 1%. However, underlying anxieties persist regarding the potential for increased regulatory scrutiny from a Democratic-controlled Congress, particularly concerning the rapidly evolving artificial intelligence sector and the proliferation of data centers.

2:40 a.m. In a significant electoral milestone, Democrat Abdul el-Sayed has been declared the winner of his Senate race in Michigan, defeating Republican incumbent Mike Rogers. The Associated Press and other news organizations noted that el-Sayed’s victory marks the first time a Muslim individual will serve in the U.S. Senate, highlighting a growing diversity within American political representation.

2:15 a.m. Responding to the election results, a spokesperson for China’s Ministry of Foreign Affairs characterized the midterm outcomes as an internal affair of the United States. The spokesperson added, however, that Beijing remains amenable to strengthening communication channels with Washington.

1:35 a.m. The Associated Press has projected a Democratic victory in the House of Representatives, cementing the party’s control over both chambers of Congress. This dual control presents President Trump with a formidable challenge for the final two years of his presidency. Earlier on the social media platform Truth Social, Trump posted an image of a red hat emblazoned with the word "VETO," a clear signal of his intent to utilize executive power to counter legislation he opposes.

1:10 a.m. President Trump has publicly acknowledged the election results but has sought to distance himself from the Republican Party’s losses. In an interview with Fox News, a network he had previously criticized on Truth Social for what he termed "constantly and consistently putting on the Dumocrat opposition," Trump stated that the Democrats "did a good job" and "fought hard." He further asserted, "I don’t view it as a hit on me. We’ve had the greatest two years in the history of the presidency." In a subsequent post on Truth Social, Trump emphasized that he "wasn’t on the Ballot" and suggested that had he been, Republicans "would have won IN A LANDSLIDE!"

1:05 a.m. In another closely contested Senate race, Democrat Troy Jackson has defeated Republican incumbent Susan Collins in Maine, according to The Associated Press. This victory further solidifies the Democratic gains in the upper chamber.

Tuesday, November 3

11:20 p.m. Despite President Trump’s strong endorsement and public support, Republican Senator John Husted was unable to secure reelection in Ohio. Democrat Sherrod Brown clinched the pivotal Ohio seat, a state that has trended Republican in recent presidential elections, including significant support for Trump in three consecutive contests. The Associated Press made the call for Brown at 11:10 p.m.

11:10 p.m. The highly anticipated Senate campaign in Texas concluded with a decisive victory for Democrat James Talarico, who handily defeated Republican Ken Paxton. Paxton, a candidate strongly backed by President Trump and entrepreneur Elon Musk, was ultimately unsuccessful. This win marks the first time Democrats have secured a statewide office in Texas since 1994, as reported by The Associated Press, which called the race at 11:03 p.m. Talarico’s win represented the third of the four Republican-held Senate seats Democrats needed to flip to achieve a majority, without losing any seats they currently hold.

10:40 p.m. Pediatrician Annie Andrews achieved a significant Senate pickup for the Democrats in South Carolina, unseating Republican Darline Graham. Graham had been appointed to the seat following the death of her brother, Senator Lindsey Graham, in July, and her candidacy faced scrutiny regarding her qualifications and experience. This victory represented the second key gain for Democrats in their pursuit of Senate control. Gaining control of the Senate grants Democrats significant oversight capabilities, including the power to issue subpoenas and conduct impeachment proceedings.

8:40 p.m. Democrats achieved their first Senate flip of the evening as Roy Cooper won North Carolina’s open Senate seat, defeating Republican Michael Whatley, who had received President Trump’s endorsement. The Associated Press projected the win at 8:23 p.m. The seat became open after Republican Senator Thom Tillis opted not to seek reelection. Cooper, a former governor and state attorney general, delivered Democrats their initial Republican-held Senate seat, narrowing the path to majority control, which requires flipping three more such seats.

8:15 p.m. In Georgia, Democratic Senator Jon Ossoff secured reelection, defeating Republican challenger Mike Collins, a two-term congressman who had been endorsed by President Trump in the Republican primary. The Associated Press called the race at 7:55 p.m. Ossoff, a vocal critic of President Trump and a figure often discussed as a potential 2028 presidential contender, was the sole Democratic senator up for reelection in a state that voted for Trump in 2024. Holding this seat was deemed critical for the Democrats’ broader ambitions of controlling the Senate.

7 p.m. Democratic Senator Mark Warner won his reelection bid in Virginia, as announced by The Associated Press at the close of polls in the state. Warner, who serves as the vice chairman of the Senate Intelligence Committee, defeated retired Army Major General Bert Mizusawa, securing his fourth term in office. The Cook Political Report had previously rated this race as "solidly Democrat." Polls also closed at 7 p.m. in Georgia, South Carolina, Vermont, and most of Florida.

6 p.m. Polling stations in portions of Indiana and Kentucky began closing at 6 p.m. Eastern Time, marking the first closures nationwide. Due to these states straddling both the Eastern and Central time zones, some polls will remain open for an additional hour. The Kentucky Senate seat, a state that strongly supported President Trump in the 2024 election, was widely expected to remain under Republican control, according to analyses by the Cook Political Report.

Pre-Election Day Context and Market Reactions

Tuesday, November 3

4:30 p.m. U.S. stock markets exhibited mixed performance on Tuesday as investors adopted a cautious stance, awaiting the definitive outcomes of the midterm elections. This led to predominantly position-adjusting trades. Stocks associated with the artificial intelligence sector saw a rebound, while certain cyclical and defensive equities experienced downward pressure.

The S&P 500 index saw a gain of 0.4%, and the tech-heavy Nasdaq Composite rose by 0.8%. Conversely, the Dow Jones Industrial Average declined by 0.4%.

Lower oil prices provided some support to investor sentiment, fueled by expectations of potential progress toward de-escalating the U.S.-Iran conflict. President Donald Trump had indicated to Fox News on Tuesday that U.S. financial support for Israel, which had been involved in actions against Iran, would be halted "by the end of this year," reinforcing the possibility of a shift toward diplomatic engagement with Tehran.

3:50 p.m. Asian nations were reportedly bracing for a potential renewal of trade-related offensives from the United States following the midterm elections. The Trump administration was anticipated to leverage executive authority to impose tariffs, irrespective of which party secured control of Congress.

Economists at Nomura, including Ruchir Sharma, projected an increase in "more aggressive trade-related headlines" post-election. These included the possibility of tariffs stemming from Section 301 investigations into alleged overcapacity in certain industries. Nikkei Asia had previously reported that President Trump had delayed the announcement of such tariffs, which could include a 7.5% rate on Chinese imports, due to concerns about exacerbating inflation ahead of the vote.

These potential duties would be in addition to existing tariffs of 10% to 12.5% imposed on approximately 60 economies, citing alleged forced labor practices. Collectively, these measures could effectively restore tariff rates for several key trading partners to levels seen prior to the Supreme Court’s February ruling that invalidated broad Trump-era tariffs under the International Emergency Economic Powers Act. Hui Shan, chief China economist at Goldman Sachs, noted that for China, such actions would reignite tensions between Beijing and Washington. She also suggested that a Congress with greater Democratic control might introduce new, more assertive measures targeting China.

2:45 p.m. Asian Americans and Pacific Islanders (AAPI), recognized as one of the fastest-growing demographic groups of U.S. voters, have historically leaned Democratic. However, there was a noticeable shift towards the Republican Party observed in the 2024 presidential election.

Nevertheless, trust in the Republican Party among AAPI voters has reportedly declined since President Trump’s return to the White House, according to survey results released in October by AAPI Data. AAPI adults, who were previously divided in their trust levels between the Democratic and Republican parties on economic and immigration issues, now clearly favor Democrats on both fronts.

Karthick Ramakrishnan, founder of AAPI Data, attributed President Trump’s 2024 campaign focus on the economy and immigration to the subsequent shifts. "On both of those things, he hasn’t delivered," Ramakrishnan stated. "In early 2025 we saw Democrats and Republicans as essentially tied on the economy and on immigration, and now we’ve seen a huge swing away from the Republican Party." Disapproval of Trump’s handling of the economy and foreign policy has also risen among AAPI adults since January of this year, with the most significant shift observed among registered Republicans within the AAPI community. Approximately 40% of AAPI Republicans now disapprove of his handling of these issues, a notable increase from about 20%.

David Chan, a 42-year-old consultant in New York City, indicated he voted for Democrats, citing economic policies and contributions to the Asian American community as deciding factors. He expressed low expectations for significant policy support for the community.

1:10 p.m. The U.S. Department of Justice announced its deployment of approximately 1,000 election monitors and observers across all 50 states. This initiative represents the department’s largest-ever effort of its kind and is the first to encompass every state. The Civil Rights Division is coordinating this deployment, with monitors tasked with ensuring compliance with federal voting rights laws. Officials are maintaining continuous contact with state and local election authorities throughout Election Day. The Justice Department has deployed election monitors since the enactment of the Voting Rights Act in 1965. However, some state election officials and civil rights groups have voiced concerns regarding the substantial increase in monitors and the potential for voter intimidation or other forms of interference, according to local media reports. President Trump has repeatedly alleged voting "fraud" as the cause of his 2020 presidential election loss and has advocated for greater federal oversight of elections, which are primarily administered at the state and local levels. These efforts have faced legal challenges and have been blocked by the courts.

11:55 a.m. Advance voting saw a significant surge prior to Election Day, with the University of Florida’s Election Lab reporting that 59.1 million in-person and mail-in ballots had been cast nationwide. This figure represents more than half of the total ballots cast in the 2022 midterm elections. In Colorado, Florida, Georgia, Montana, Nevada, North Carolina, Oregon, and Tennessee, the number of early ballots cast was equivalent to over 70% of each state’s total turnout in 2022. By party registration, Democrats accounted for 43% of early ballots cast, while Republicans constituted 31.4%. However, party registration does not definitively indicate how voters cast their ballots. While these numbers may appear favorable to Democrats, historical data from Pew Research suggests that Republicans are traditionally more likely to vote on Election Day and express less confidence than Democrats in the accurate counting of mail-in ballots.

11 a.m. Heavy rainfall and flooding necessitated the relocation of some polling centers in Florida, affecting eight counties. Governor Ron DeSantis issued an executive order on Monday establishing temporary voting centers to "ensure that residents in those areas in affected counties still have the ability to vote." Flash flooding in the western United States also impacted Arizona, Utah, and Colorado. Utah’s lieutenant governor issued a "declaration of emergency election accommodation" on Monday, permitting affected voters to request electronic ballots. Adverse weather conditions, including rain and gusty winds in parts of the Midwest and "strong to severe storms" in eastern Texas, also raised concerns about access to polling centers on Tuesday morning. Historically, severe weather has been linked to suppressed voter turnout on Election Day.

10:45 a.m. Oil prices experienced an early rebound on Tuesday following reports of a fresh U.S. strike on Iran’s Qeshm Island in the Strait of Hormuz, which rekindled supply concerns on Election Day. January Brent crude futures increased by 1.8% to $106.63 a barrel, while U.S. West Texas Intermediate gained 2.4% to $97.08, reversing some of the sharp losses recorded on Monday. The strikes tempered expectations for a diplomatic breakthrough, although President Donald Trump stated that a peace agreement with Tehran "could still happen." Elevated energy costs are impacting Asian economies with varying degrees of severity. China and India have benefited from domestic coal reserves, while Thailand, the Philippines, and South Korea remain more vulnerable due to their reliance on energy imports, according to ING analysts. Japan is anticipated to commence phasing out gasoline subsidies in December, having reinstated them in the spring. The U.S. Energy Information Administration forecasts Brent crude to average $105 a barrel in the fourth quarter, before declining to $84 in 2027 as regional logistics adjust.

10:05 a.m. Artificial intelligence (AI) has emerged as an unexpected focal point in the current election cycle. Widespread local opposition to digital infrastructure development is shaping campaign narratives for both Democratic and Republican parties, even leading to allegations of Chinese influence in fueling anti-data center sentiment. Voters across the political spectrum are voicing opposition to data centers due to their substantial energy consumption, concerns about rising electricity rates, and the methods employed by hyperscale companies in pursuing development. This issue has gained such prominence that moratoriums on data center construction have been placed on ballots. Ohio, a state experiencing accelerated data center development and the planned construction of the world’s largest AI data center, is a key state to watch. Senate candidates from both parties are campaigning on platforms that oppose such infrastructure or highlight the potential negative impacts of their opponents’ stances. Regardless of the election’s outcome, the growing resistance to data centers could have significant implications for suppliers, many of which are based in Asia.

9 a.m. Polls opened for the 2026 midterm elections, widely viewed as a significant referendum on President Donald Trump’s policy agenda. Polling station hours vary by state and, in some instances, even within a state, meaning election results will be reported in staggered waves throughout the evening. This election cycle has witnessed a substantial surge in early voting, particularly in states with competitive Senate races. In South Carolina, early voting was up more than 80% compared to the previous midterms in 2022, according to The Associated Press. Similar increases were reported in Texas (50%) and Maine (44%). Key issues driving voter sentiment include inflation and rising energy costs, which are being linked to the Iran conflict, trade tariffs, and public backlash against artificial intelligence data center projects. Conversely, issues related to China appear to have receded from campaign rhetoric.

Additional reporting by Masayuki Yuda.