Donald Trump’s power is on the wane following a major setback in the 2026 US midterm elections, raising questions about how his weakened political position could reshape international relations.
The Democratic Party has secured control of both chambers of Congress, leaving the Republican president facing a more difficult political environment during the final two years of his administration.
The election results have been widely interpreted as a rejection of several aspects of Trump’s presidency, including the continuing war with Iran, rising living expenses and his administration’s approach to international affairs.
However, the consequences extend far beyond the United States.
Russia, Ukraine, Israel, Iran and America’s European allies are now assessing whether the election results will produce meaningful changes in Washington’s foreign policy.
For millions of people worldwide, the outcome could influence energy prices, military conflicts, international trade and economic stability.
Yet one important distinction remains: losing control of Congress does not mean Trump has lost control of American foreign policy.
Why Is Donald Trump’s Political Power Weakening?
The 2026 US midterm elections represented a significant defeat for the Republican Party.
Democrats gained control of the House of Representatives and the Senate, ending Republican control of Congress.
The results reflected dissatisfaction among sections of the American electorate.
Rising household expenses, higher energy prices, trade disputes and the costs of military operations in the Middle East became important campaign issues.
The conflict with Iran was particularly controversial.
Many voters expressed concern about the financial and human consequences of a prolonged military confrontation.
Vice President JD Vance also questioned the costs of the conflict following the election.
The results mean Trump will face stronger congressional oversight when the new Democratic majorities take office in January 2027.
However, the president remains in office, and his constitutional powers have not disappeared.
What Can Democrats Do to Limit Trump’s Power?
Democratic control of Congress will provide several opportunities to challenge the administration.
Lawmakers can hold hearings, investigate government decisions and demand information from federal agencies.
They can also scrutinise spending proposals and introduce legislation on domestic and foreign policy.
The Senate has an important role in confirming senior presidential appointments.
A Democratic majority could therefore make it more difficult for Trump to secure approval for some nominees.
Congress also controls federal spending, which gives lawmakers influence over defence budgets and international assistance.
Nevertheless, the president retains the power to veto legislation.
Overriding a presidential veto normally requires a two-thirds majority in both chambers.
This means that Democrats cannot automatically impose every policy change they seek.
The result could be prolonged negotiations and political disagreements between Congress and the White House.
What Does Trump’s Weakened Position Mean for Russia?
Russia is among the countries watching developments in Washington particularly closely.
President Vladimir Putin has sought to maintain diplomatic engagement with Trump over the war in Ukraine.
The Kremlin has indicated that it hopes negotiations will continue despite the Republican Party’s election defeat.
Moscow may be concerned that a Democratic-controlled Congress will push for stronger support for Ukraine.
Democratic lawmakers have criticised aspects of Trump’s approach to Russia, including decisions that affect sanctions and military assistance.
Some members of Congress want to restore or expand American support for Kyiv.
However, any significant change would require political agreement and could face resistance from the White House.
Trump also retains substantial influence over diplomatic negotiations.
The election results therefore create uncertainty for Russia rather than guaranteeing a change in American policy.
Could Ukraine Receive More American Military Support?
Ukraine could benefit from renewed congressional efforts to provide military assistance.
Democratic lawmakers have expressed interest in increasing support for the country as it continues to resist Russia’s invasion.
Potential measures include funding for military equipment, air defence systems and other security assistance.
Ukraine has repeatedly emphasised the importance of advanced air defence capabilities, especially Patriot missile interceptors.
However, the administration still controls important elements of military policy and diplomatic engagement.
Even if Congress approves additional assistance, disagreements over implementation could delay delivery.
There is also a broader question about the terms of any future peace agreement.
Ukraine has consistently insisted that it must respect its sovereignty and territorial integrity.
Russia continues to pursue its territorial and security demands.
The outcome of negotiations will depend on developments on the battlefield, diplomatic pressure and decisions made by the governments involved.
Could Trump Seek a Deal With Vladimir Putin?
One possibility is that Trump will intensify diplomatic efforts to secure an agreement between Russia and Ukraine.
A negotiated settlement could become an important part of his foreign policy legacy.
However, there are serious disagreements over territory, security guarantees and the future relationship between Ukraine and NATO.
European governments have also emphasised that Ukraine must participate in decisions affecting its future.
Any agreement that lacks sufficient support from Kyiv could face major obstacles.
Trump’s weakened political position might encourage him to seek a diplomatic achievement.
Alternatively, he could maintain his existing approach or adopt different negotiating tactics.
There is not enough evidence to establish which course he will take.
What Does the US Election Mean for Israel?
Israel faces its period of political uncertainty following its October 2026 general election.
The country is experiencing coalition negotiations after neither of the main political blocs secured an outright parliamentary majority.
At the same time, the political environment in Washington is changing.
The United States has traditionally provided Israel with extensive military and diplomatic support.
However, disagreements over Gaza, settlement expansion in the occupied West Bank and the war with Iran have increased debate within American politics.
Some Democratic lawmakers support placing additional conditions on military assistance to Israel.
Others favour maintaining the longstanding security relationship while using diplomacy to resolve these disagreements.
This division means that a Democratic-controlled Congress will not necessarily produce a single, unified policy on Israel.
Could American Military Aid to Israel Be Reduced?
Military assistance is one of the most important issues facing the US–Israel relationship.
The existing bilateral assistance framework has provided billions of dollars in annual American security support.
However, the future of that arrangement is now receiving greater scrutiny.
Some Democrats have called for restrictions on weapons transfers or stronger conditions related to international humanitarian law.
Other lawmakers argue that continued military cooperation is necessary for Israel’s security.
The Israeli Institute for National Security Studies has warned that the changing political environment could complicate future assistance agreements.
Congressional approval of spending will be an important factor.
Nevertheless, any major change would depend on legislative negotiations, the administration’s decisions and the positions of lawmakers from both parties.
It would therefore be premature to assume that American military support will end.
What Happens to the War with Iran?
The conflict involving the United States and Iran is one of the most immediate international challenges facing Trump.
The war has affected global energy markets and created concerns about shipping routes through the Persian Gulf.
Higher fuel prices have contributed to economic pressure in the United States and elsewhere.
The election results have increased political pressure on Trump to reconsider the costs of continued military operations.
Some Gulf governments believe the president may now have stronger reasons to pursue a diplomatic agreement.
However, other analysts warn that a president facing domestic political setbacks could still take significant military action.
Congress can scrutinise military spending and debate the use of force.
But the president retains considerable authority as commander-in-chief.
Consequently, the election results do not guarantee a ceasefire or an end to the conflict.
What Does This Mean for the United Kingdom?
The political changes in Washington could have important consequences for Britain.
The United States remains one of the UK’s closest security, diplomatic and economic partners.
Changes in American foreign policy can influence NATO, European security and international trade.
British businesses may also be affected by tariffs, supply-chain disruption and movements in energy prices.
The war involving Iran is particularly relevant because instability in the Gulf can affect oil supplies and international shipping.
Higher energy prices can increase costs for British households and businesses.
The UK government will also need to maintain relations with the White House while engaging with the new congressional leadership.
A divided American government could make some diplomatic negotiations more complicated.
However, it could also create opportunities for closer parliamentary and institutional cooperation.
Could NATO and European Security Be Affected?
European governments have spent several years reassessing their dependence on the United States for defence and security.
Trump’s approach to NATO has generated debate over military spending and the responsibilities of European allies.
A Democratic-controlled Congress could provide additional support for transatlantic cooperation.
However, Congress cannot independently determine every aspect of American military policy.
European countries are therefore likely to continue investing in their defence capabilities.
The war in Ukraine remains a central security concern.
European leaders must consider how to maintain military assistance, strengthen deterrence and prepare for potential changes in American policy.
Trump’s reduced political influence may change the atmosphere of discussions, but it does not remove the underlying security challenges.
What About China and Global Trade?
China will also be monitoring the consequences of the American election.
Trade tensions between Washington and Beijing have affected businesses, technology companies and international supply chains.
A divided US government could complicate efforts to introduce new legislation on trade and industrial policy.
However, Trump retains executive authority over several important areas of trade policy.
Tariffs and export restrictions could therefore remain significant features of American economic relations with China.
European and Asian businesses will continue watching developments closely.
For consumers, the consequences may appear through changes in product prices, manufacturing costs and employment.
Will Trump’s Election Defeat Strengthen Democracy?
The midterm results demonstrate that voters can significantly change the balance of power within the American political system.
Congressional oversight is an important part of the country’s constitutional arrangements.
A stronger opposition can question government decisions, investigate allegations of wrongdoing and influence legislation.
However, democratic accountability does not depend solely on which political party controls Congress.
It also requires independent courts, transparent institutions, free elections and respect for constitutional procedures.
Some commentators interpret the results as evidence of renewed resistance to populist political movements.
Others argue that the election primarily reflects dissatisfaction with economic conditions and specific government policies.
Both interpretations will continue to be debated.
What Happens During Trump’s Final Two Years?
Trump’s presidency is scheduled to continue until January 2029.
The next two years could involve substantial disagreements between the administration and Congress.
Domestic legislation may become more difficult to pass.
Congressional investigations could increase, while debates over government spending may become more contentious.
Foreign policy could become an even more important area of presidential activity.
Historically, presidents facing strong congressional opposition have sometimes placed greater emphasis on diplomacy and international affairs.
However, this does not establish what Trump will do.
His decisions will depend on political priorities, international events and the responses of other governments.
What Should the Rest of the World Expect?
For countries outside the United States, the central issue is uncertainty.
Russia will be watching whether Washington increases support for Ukraine.
Israel will be assessing the future of American military assistance and diplomatic backing.
Iran will be evaluating whether political pressure in Washington creates opportunities for negotiations.
European governments will be considering the future of NATO cooperation and international trade.
Businesses and households will remain concerned about energy costs, inflation and economic stability.
The election results may create new diplomatic opportunities, but they do not automatically resolve existing conflicts.
Conclusion
Donald Trump’s power is on the wane, but the consequences for the international community remain uncertain.
The Democratic Party’s victory in the 2026 midterm elections will introduce stronger congressional oversight and create obstacles for parts of Trump’s political agenda.
However, the president will continue to exercise considerable authority over American foreign policy.
Russia, Israel, Ukraine, and Iran may all see changes in their relationships with Washington, but we cannot yet determine the direction of those changes.
For Britain and Europe, the coming years will require careful diplomacy, economic planning and continued attention to international security.
The election has changed the balance of power in Washington.
Whether it also changes the direction of world politics will depend on the decisions made in the months ahead.
Frequently Asked Questions
Why is Donald Trump’s power weakening?
His Republican Party lost control of both chambers of Congress in the November 2026 midterm elections.
Is Donald Trump still president?
Yes. His presidential term is scheduled to continue until January 2029.
Can Democrats stop Trump’s foreign policy?
Congress can use legislation, funding decisions and oversight, but the president retains significant foreign policy powers.
What does the election mean for Russia?
Russia may face increased congressional pressure for stronger American support for Ukraine, although Trump continues to control important diplomatic decisions.
Could Ukraine receive more US military aid?
Democratic lawmakers are expected to pursue additional support, but funding and implementation remain subject to political and legal processes.
Will the United States reduce military aid to Israel?
The future of assistance is under debate. No automatic reduction follows from the election results.
Could the Iran war end sooner?
Political pressure may encourage negotiations, but the election does not guarantee an end to military operations.
What does Trump’s weakened position mean for the UK?
It could affect trade, NATO cooperation, energy prices and diplomatic relations.
When will the new US Congress take office?
The newly elected Congress is scheduled to begin its term in January 2027.
