Overview
- Guterres used the anniversary ceremony in New York to warn that a multipolar world carries risks without a strong institution to guide cooperation.
- He urged a refresh of the foundations of international cooperation and vowed to pursue UN reform, saying the only way forward is together.
- He cited past UN successes, including smallpox eradication, the Montreal Protocol’s role in ozone recovery, and the prevention of a third world war.
- He said UN principles face unprecedented assault, pointing to Russia’s ongoing invasion of Ukraine and the humanitarian crisis in Gaza that is constraining aid delivery.
- The UN General Assembly’s high‑level week runs Sept. 23–29, with scheduled addresses by President Trump and Japan’s Prime Minister Ishiba on Sept. 23, Ukraine’s President Zelenskyy on Sept. 24, and Israel’s Prime Minister Netanyahu on Sept. 26.