What the Democrats' midterms win means for the US economy and Trump

Democrats won control of both chambers of Congress in the midterm elections. This gives them major influence over legislation, investigations, budgets, and the political agenda. It matters because President Donald Trump remains in the White House for two more years, creating divided government rather than unified Democratic control.

The central mechanism is a clash between congressional majorities and presidential power. Democrats can introduce bills and use their committee control, but Trump has said he will become “Mr Veto” and block legislation they advance. They also lack a filibuster-proof Senate majority, according to the article.

The immediate outlook is therefore limited policy change. Stephen Brown said the results do not greatly change the near-term policy outlook. Jacob Funk Kirkegaard described the next two years as potentially “100% gridlock.” Democrats could still pursue oversight, tariff restrictions, or other measures, but major laws would need presidential approval or enough votes to overcome his veto.

Political gridlock occurs when government institutions block one another, preventing legislation from becoming law. In this case, Democrats control Congress but Trump controls the presidency. Their opposing positions could leave Washington unable to pass major economic measures, even when one party controls both chambers.

The mechanisms are separate but reinforcing. A bill normally needs approval from both the House and Senate before reaching the president. Trump can veto it. In the Senate, a filibuster can keep debate going and prevent a final vote unless senators reach the required threshold to end debate. The article says Democrats lack a filibuster-proof majority.

The likely result is a narrow policy window. Democrats can introduce bills, conduct oversight, and use congressional powers, but Trump can reject legislation. Under the standard US system, overriding a veto requires two-thirds votes in both chambers, while ending a filibuster generally requires 60 Senate votes. Without those numbers, compromise becomes essential.

The scale of the required majority explains why Democratic control does not guarantee new laws. A presidential veto can block a bill approved by Congress. To overcome that veto, the House and Senate generally need two-thirds votes in each chamber. This is a much higher bar than a normal majority.

The Senate presents another obstacle before a bill reaches the president. Under standard Senate procedures, ending debate on most legislation requires 60 votes, often described as the threshold for overcoming a filibuster. Democrats therefore need a large Senate coalition, not simply more senators than Republicans. The article says their victory did not create a filibuster-proof majority.

These thresholds make gridlock the likely near-term reality. Democrats can pass measures through Congress only if they attract enough support and survive a veto. They may instead focus on oversight, hearings, or legal action. Major economic changes would require compromise with Trump, a veto-proof coalition, or a change in Senate procedure.

The Constitution gives Congress power over the collection and organization of tariffs. In practice, however, Congress has passed laws allowing presidents to impose tariffs when they cite conditions such as national security or economic emergencies. This delegation gives the executive branch substantial room to act.

Trump has already used these legal routes for his tariff policies. Although courts have issued some legal rebukes, those decisions have not automatically ended the tariffs. Congress cannot necessarily force an immediate end to existing duties, especially when presidential authority is based on delegated statutes.

The Democrats’ new congressional majorities can still affect what happens next. The article says Congress can take further legal action to prevent greater escalation. That could challenge the legal basis or scope of new tariffs, even if stopping current measures is difficult. Trump, however, remains able to continue his trade disruption and tariff policies while he is president.

Tariffs are taxes or restrictions applied to traded goods, and they can raise costs throughout the economy. Businesses may pay more for imported inputs or lose access to foreign customers. Consumers can face higher prices when companies pass those costs through. Retaliatory counter-tariffs add another burden by making American exports more expensive overseas.

The article connects these effects to several states’ election results. Texas, Michigan, Iowa, and Illinois have sectors reliant on exports or high trade volumes with Canada. Counter-tariffs hurt those sectors directly. A producer may sell fewer goods abroad, while workers and local businesses feel the impact of weaker trade.

Polling found that 56% of Americans expected Trump’s tariffs to have mostly negative effects, compared with 20% who expected mostly positive effects. That dissatisfaction helped Democrats in the midterms. Yet changing policy remains difficult because Trump supports tariffs and can continue using delegated presidential powers.

Artificial intelligence depends on data centers, which the article calls key infrastructure behind AI. If communities oppose those facilities, companies may struggle to build the computing capacity needed for continued expansion. Opposition can therefore affect AI without making the technology illegal or banning it nationally.

The mechanism is local resistance. Large majorities of Americans are increasingly opposed to data centers, and that opposition helped many Democratic candidates win. Even if Democrats cannot pass federal AI regulation during Trump’s presidency, local objections can delay or prevent construction. Fewer facilities could limit the pace of AI deployment and increase uncertainty for investors.

Jacob Funk Kirkegaard said the election showed that the political foundation of rapid, aggressive AI growth is shaky. He did not say AI growth would stop. But the changed political environment could weaken valuations of large technology companies that benefited from the AI boom. A Democratic presidential win in 2028 could bring broader regulation, tax increases, or further rollout delays.

Wars can threaten energy supplies and markets, causing oil and gas prices to surge. Higher energy prices feed directly into household expenses, especially fuel costs, and can worsen broader cost-of-living concerns. They also force governments to weigh diplomacy, security, trade, and economic relief together.

The article links the war in Iran to soaring energy prices and the midterm vote. Kirkegaard argued that Trump’s large defeat might make him less erratic, including in his Iran policy. He said a deal with Iran could finally bring energy prices down. Lower gas prices would give households immediate relief and address a pivotal election issue.

That outcome is uncertain because Trump and Democrats are not natural allies. Still, the political pressure may influence his choices. Kirkegaard said Trump needs a deal with Iran and lower gas prices. Any reduction in energy costs could help voters, while continued conflict and expensive fuel would keep economic pressure high.