U.S. Midterm Elections: Democrats Take Control of Both Chambers of Congress, Delivering Major Defeat to Trump

The Democratic Party has dealt a major electoral blow to President Donald Trump's Republican Party by securing majorities in both chambers of the U.S. Congress in the midterm elections. According to the results announced following the November 3 voting, Democrats not only crossed the required threshold of 218 seats in the House of Representatives but also won several Senate races in states where Republican candidates had enjoyed long-standing electoral success. As a result, the balance of power in the U.S. government has shifted for the remaining two years of Trump's second presidential term.

The results are particularly significant because Republicans controlled both chambers of Congress before the elections. In the 100-member Senate, Republicans held 53 seats, while Democrats and their allied independent members collectively held 47. In the 435-member House of Representatives, Republicans had 219 seats compared with 214 held by Democrats. This time, elections were held for 35 Senate seats and all 435 seats in the House of Representatives.

Opinion polls conducted before the elections showed Democrats enjoying a nationwide advantage. According to the average of RealClearPolling surveys through October 30, Democratic candidates had the support of 52 percent of voters for the House of Representatives, compared with 43.1 percent for Republican candidates, giving Democrats an 8.9-point lead. A poll conducted by NPR, PBS News and Marist on October 19 and 20 also showed Democrats leading among likely voters with 52 percent support, compared with 44 percent for Republicans. However, these nationwide figures did not guarantee results in individual districts, as the outcome of each seat depended on local candidates and state-specific electoral conditions.

Democrats also secured several significant victories in the Senate races. In Texas, James Talarico defeated Republican candidate Ken Paxton. The state had voted for Trump by nearly 14 percentage points in the 2024 presidential election, and no Democrat had won a statewide election there for 32 years. In Kansas, Adam Hamilton defeated Republican Senator Roger Marshall. Democrats had last won a Senate seat in the state in 1934. Victories by Josh Turek in Iowa, Annie Andrews in South Carolina and Roy Cooper in North Carolina further strengthened the Democratic position in the Senate.

In Maine, Democrat Troy Jackson defeated long-serving Republican Senator Susan Collins, while former Democratic Senator Sherrod Brown also secured victory in Ohio. In Michigan, Abdul El-Sayed claimed victory over Republican Mike Rogers, although vote counting and final certification of results were still underway in some states at the time of initial reporting.

Inflation, the rising cost of everyday necessities, Trump's tariff policies and the war with Iran were among the major issues during the election campaign. Democrats argued that tariffs imposed on imports and the war against Iran had driven up the prices of fuel and other goods. Republicans, meanwhile, portrayed Democratic candidates as extremists and brought cultural and social issues into the electoral debate. However, opinion polls showed that a large number of voters considered the economy and the rising cost of living their primary concerns.

During the election campaign, Trump had urged his supporters to imagine that he himself was on the ballot when casting their votes. After the results went against Republicans, he wrote on social media that if he had personally been on the ballot, his party would have won by a landslide. However, he later acknowledged the election results, congratulated Democrats and said he was willing to work with them on certain issues, including immigration. At the same time, he warned that he would veto any legislation passed by Democrats that he considered unreasonable.

With majorities in both chambers of Congress, Democrats will gain greater authority to oversee and investigate the policies of the Trump administration. Their Senate majority will also give them the power to block presidential nominations for key positions, including Cabinet members, ambassadors and federal judges. Congressional committees can request government documents, summon witnesses for questioning and investigate various actions taken by the administration. Democratic leaders have already made clear that they intend to use these powers to scrutinize the Trump administration's decisions.

However, controlling both chambers of Congress does not mean Democrats will be able to pass every law they want. Any legislation must secure approval from both the House of Representatives and the Senate, while the president retains the power to veto approved bills. Overriding a presidential veto requires a two-thirds majority in both chambers, meaning Democrats would also need support from Republican lawmakers. Thus, although the elections have changed the balance of political power in Washington, disagreements between the White House and Congress over legislation, oversight and government policies are likely to intensify over the next two years.