He calls for a return to dialogue among nuclear-armed states to prevent any use of a nuclear weapon, framing dialogue as the first and best path to de-escalation.

Japan reiterates its commitment to the CTBT, aims for early entry into force, and stresses educating future generations about Hiroshima and Nagasaki.

Guterres says the May NPT review conference failed to reach substantive consensus, characterizing it as a warning signal rather than a diplomatic disappointment.

Representatives from China, India, and Pakistan attended, with China arguing that its nuclear buildup supports deterrence, global peace, security, and strategic stability.

There is a stated expansion and modernization of nuclear arsenals, and attention is drawn to the expiration of the US-Russia arms reduction treaty in February.

Guterres warns of a crisis in global disarmament efforts, calling it the most dangerous nuclear moment since the end of the Cold War.