The Third Preparatory Committee for the Eleventh Review Conference of the Parties to the Treaty on the Non-Proliferation of Nuclear Weapons will be held 28 April–9 May 2025.

Informal consultations on autonomous weapon systems will take place on 12 and 13 May 2025 at the United Nations in New York.

The Arms Trade Treaty (ATT) Informal Preparatory Meeting for the Eleventh Conference of States Parties scheduled to meet 20-21 May 2025.

The Third Meeting of States Parties to the Treaty on the Prohibition of Nuclear Weapons took place from 3–7 March 2025 in New York.

The first UN Group of Governmental Experts on autonomous weapon systems for 2025 took place 3–7 March in Geneva, Switzerland.