President Trump sees “great promise" in the United Nations, according to his U.N. ambassador nominee Elise Stefanik, who is expected to promise to bring “reform" to the organization.

The US will leave the World Health Organisation on January 22, 2026, following formal notification by President Trump. The decision, criticised by the WHO, risks impacting global health programs and halts US participation in pandemic treaty talks.

Donald Trump's decision to withdraw the United States from the Paris climate agreement should not slow the global momentum towards renewable energy investments that the deal created, the UN said Wednesday.

It would be easy for President Donald Trump to exclude his European counterparts from peace negotiations to end the war in Ukraine. But involving European partners is necessary to secure a better

The outgoing U.S. ambassador to the United Nations says she watched America’s leadership diminish in the world during Donald Trump’s first presidency and saw China fill the vacuum.

Iran must make a first step towards improving relations with countries in the region and the United States by making it clear it does not aim to develop nuclear weapons, U.N. Secretary-General Antonio Guterres said on Wednesday.

Former New York City mayor and billionaire Michael Bloomberg said that he would help fund the United Nations' mission to fight climate change after President Donald Trump withdrew from the Paris Climate Agreement.

The United Nations will this week appeal for $910 million to help tackle a humanitarian crisis in northeastern Nigeria, which has been in the grip of an Islamist insurgency since 2009 and was hit by flooding last year,

Billionaire Michael Bloomberg announced Thursday that his foundation will step in to fund the UN climate change body after President Donald Trump declared the United States would withdraw from the Paris Agreement for the second time.

North Korea defended its right to maintain a nuclear weapons program at a United Nations disarmament conference held shortly after U.S. President Donald Trump referred to the North as a "nuclear power.

The new U.S. administration wants to reopen talks about denuclearization with the regime in Pyongyang. But experts say President Donald Trump risks provoking new tensions, including with South Korea.