A N A LY S I S PEACE AND SECURITY HUMANITARIAN ACTION ON NUCLEAR WEAPONS Reinvigorating Nuclear Diplomacy in the NPT and Beyond • The August 2022 Review Conference of the Treaty on the Non-Proliferation of Nuclear Weapons(NPT) is overshad­owed by geopolitical insecurities arising from Russia’s nuclear threats, the war in Ukraine, and renewed concerns about proliferation. • By contrast, the first meeting of states parties to the Treaty on the Prohibition of Nuclear Weapons(TPNW) in June 2022 led to the most comprehensive global policy framework addressing humanitarian and environm­ ental impacts of nuclear weapons. Matthew Breay Bolton July 2022 • A focus on humanitarian and environm­ ental concerns could build much-needed trust in the 2022 NPT Review Conference. If successful, this may also be­come one of the few tangible outcomes of an otherwise lackluster treaty review.