On cam: Antonio Guterres receives standing ovation on first day of UN General Assembly 2026 | Watch

United Nations Secretary-General Antonio Guterres used his final address to the UN General Assembly to call on world leaders to regulate artificial intelligence, end wars, tackle climate change and reform UN institutions. Guterres, whose second five-year term ends on December 31, renewed his push for stronger global oversight of AI risks as the UN Security Council prepares to host a briefing involving AI leaders. His address comes amid growing debate over how international institutions can respond to rapidly evolving technology and mounting global challenges.