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The 2026 United States midterm elections have become a turning point in American foreign policy. This year's results are particularly significant because they come at a time when several major international conflicts are continuing; the United States is directly involved in a war with Iran and indirectly with Ukraine-Russia and Arab-Israel, besides creating different regional interventions, which made the international community increasingly concerned about the consequences of American foreign policy under Republican President Donald Trump. Such a critical moment; it was really crucial for Americans to choose the right person or party for their future. This does not mean that their dreams will be fulfilled, but they can try to reduce the ultimate escalations.

1. What Happened in the 2026 Midterm Elections?

The 2026 midterm elections produced a significant political setback for Donald Trump. Democratic majorities to both chambers of Congress, ending two years of unified Republican control and constraining President Trump’s second term. The election also reflected growing public dissatisfaction with the administration, particularly over economic difficulties, the cost of living, and the consequences of the war with Iran, as have seen in the election.

According to election analysis published by the Council on Foreign Relations (CFR), the Democratic victory creates an opportunity for Congress to challenge Trump's foreign policy, although the president will retain considerable authority over international relations and military operations. 

2. Can Democrats Stop Trump's Wars?

In the beginning, the consequence of the election could be a change in the relationship between Congress and the White House. Under the American Constitution, the president serves as commander-in-chief of the armed forces. However, Congress has important constitutional responsibilities they can:

•    Interfere the administration's military decisions.

•    Through congressional hearing they can ask defence and foreign policy.

•    Challenge military spending and foreign assistance.

•    Restrict financial and military assistance to countries involved in conflicts.

•    Examine the legal justification for American military interventions.

However, the winner in both chambers in the midterm elections could not simply order Trump to end the war, as the president retains considerable executive authority, and a presidential veto, which prevents legislation from becoming law unless Congress secures the necessary two-thirds majority in both chambers. This creates an important distinction that Democrats can make Trump's military decisions politically and financially more difficult, but they cannot automatically reverse them.

3. What Could Happen to the Major Ongoing Wars?

A.The Iran War: The Most Immediate Challenge

A Democratic-controlled Congress could significantly reshape U.S. Middle East policy by increasing oversight of Trump's military strategy, investigating Gulf investment deals, restricting military aid to Israel, and seeking to end U.S. operations against Iran. The central challenge would be restoring congressional authority over decisions of war and peace. The war involving the United States, Israel, and Iran is perhaps the most immediate test of the new political situation. The conflict began on February 28, 2026, when the United States and Israel launched military strikes against Iran. The conflict subsequently expanded into a wider regional confrontation, affecting security, energy supplies, and international trade. Trump's administration has faced growing domestic criticism over the economic consequences and the absence of a decisive resolution. Following the midterm elections, Trump indicated on November 10 that the war was militarily effective over and that diplomatic negotiations could offer a way forward. However, American military forces remain in the region, and important disagreements between Washington and Tehran remain unresolved.The election increases the political pressure for de-escalation. However, it does not guarantee an immediate peace agreement. The most realistic possibility is that Washington will face stronger domestic pressure to pursue negotiations rather than another prolonged military campaign.

B. Russia-Ukraine War: A Possible Change in American Support

The Russia-Ukraine war is another area where the Democratic victory could have significant consequences.Under Trump, American policy towards Ukraine has become less predictable. His administration has reduced direct military and financial assistance while attempting to negotiate an agreement with Russia. The new Congress could therefore attempt to restore military assistance, strengthen sanctions against Russia and increase diplomatic coordination with European allies. Reuters has reported that renewed support for Ukraine is among the priorities being considered by Democratic lawmakers.

Interestingly, on November 10, American, Russian and Ukrainian representatives began substantive trilateral peace discussions in Abu Dhabi. These negotiations could become important, although disagreements over Ukrainian territory and future security guarantees remain substantial.

C. Israel-Palestine Conflict: Greater Pressure Over Military Assistance

The Democratic Party is not politically united on Israel. Traditionally, many Democratic administrations and lawmakers have maintained strong American support for Israel.However, criticism of Israeli military operations in Gaza has increased considerably among Democratic voters and representatives. The new Congress could therefore reconsider American military assistance to Israel, particularly regarding weapons that could contribute to civilian casualties. Reuters reports that some Democratic lawmakers have already supported restrictions on particular categories of military assistance. Nevertheless, this does not mean that a Democratic Congress will automatically withdraw American support for Israel. The immediate challenge will be to encourage a sustainable ceasefire, protect Palestinian civilians, improve humanitarian access and support a credible political solution. Democratic control could increase congressional scrutiny of Israeli military operations. 

4. What Is Most Likely to Happen Next?

There are three possible scenarios for American foreign policy over the next two years.

First,Democrats could use congressional investigations, funding restrictions, and political pressure to negotiate an end to the Iran conflict and pursue more balanced diplomatic relationships.

Second, American foreign policy could become more divided. Trump would continue pursuing his own international agenda, while Congress challenges his decisions. This could create uncertainty for Ukraine, Israel, Iran, and America's European allies.

Third, Trump could become more aggressive. A politically weakened president can attempt to demonstrate strength through his own foreign policy decisions.

Conclusion: A Turning Point, but Not an Immediate End to War

The 2026 midterm elections represent an important challenge to Donald Trump's political authority. Democratic control of Congress creates new opportunities to question military decisions, reconsider defence spending, and demand greater accountability in American foreign policy. Yet, the international consequences will not be identical across every conflict. The Iran war can face stronger pressure towards diplomatic negotiations. Ukraine could receive renewed American support, potentially strengthening its negotiating position. Israel could encounter greater congressional scrutiny over military assistance and civilian protection. But nothing is guaranteed, as international relations and politics are not constant; they are changing every moment. So, none of these developments guarantees that the world's major conflicts will end immediately. Ultimately, the future of international peace will depend not only on which political party controls Congress but also on whether the United States is prepared to use its international influence to support diplomacy, respect national sovereignty, and prevent further military escalation. The real significance of the 2026 midterms is therefore not simply that Democrats defeated Republicans. It is that American voters have made history by creating a political check on presidential power at a time for the security and peace of the millions of people around the world.

Views in this article are author’s own and do not necessarily reflect CGS policy.    

References:

[1]Khaliq, F. (2026). 2026 US midterm elections research paper. ResearchGate. https://doi.org/10.13140/RG.2.2.34685.73442

 

[1]Al Jazeera. (2026). US midterm elections 2026: Results. https://www.aljazeera.com/us-midterm-elections-2026/results/

 

[1]Council on Foreign Relations. (2026). Democrats win control of Congress. Here’s how that could affect U.S. foreign policy. https://www.cfr.org/articles/democrats-win-control-of-congress-heres-how-that-could-affect-u-s-foreign-policy

 

[1]Reuters. (2026, November 4). From Iran to trade: How US midterms impact the rest of the world. https://www.reuters.com/world/middle-east/iran-trade-how-us-midterms-impact-rest-world-2026-11-04/

 

[1]. Bleiker, C. (2026, November 4). What US midterm elections mean for Ukraine, Iran and elsewhere. Deutsche Welle. https://www.dw.com/en/what-us-midterm-elections-mean-for-ukraine-iran-and-elsewhere/a-79836423

 

[1]BBC News. (n.d.). [Article title unavailable for verification]. https://www.bbc.com/news/articles/cx30ee8018lvo