Our History


President made a comment regarding the postponement of the 10th Review Conference of the NPT (in Japanese)

December 31, 2021
Open Letter

Open Letter addressed to NPT States Parties released

December 13, 2021
Our History

Letter of Request Calling for the Promotion of Actions to Abolish Nuclear Weapons submitted to the Japanese government (in Japanese)

November 18, 2021
Letter of Request

Letter of Request to the Japanese Government Calling for the Promotion of Actions to Abolish Nuclear Weapons (in Japanese)

November 18, 2021
Resolution of Support

US Conference of Mayors unanimously adopted a resolution of support for Mayors for Peace activities

August 31, 2021 [The 89th Annual Meeting (Virtual)]
Executive Conference

The 12th Executive Conference of Mayors for Peace held

July 7, 2021 [Online]

Comment by President in response to the UK government’s announcement of plans to increase its nuclear warheads ceiling released

March 18, 2021
Our History

2020 Vision Executive Report released

January 28, 2021
Our History

Membership passed 8,000

January 1, 2021 [8,002 cities in 165 countries and regions]
Our History

– Treaty on the Prohibition of Nuclear Weapons (TPNW) entered into force –

January 22, 2021
Letter of Protest

Letter of Protest against subcritical nuclear test by the US issued

January 17, 2021 [To US / 37 in total]