Pope Leo on Wednesday criticised the "illusory security" of the global nuclear deterrence system, in an appeal on the 80th anniversary of the United States dropping an atomic bomb on the Japanese city of Hiroshima at the end of the Second World War.

In a message on the 80th anniversary of the atomic bombing of Hiroshima, Pope Leo XIV is calling on the international community to renew its commitment to lasting peace and an end to nuclear weapons.

As Nagasaki marks the 80th anniversary of the U.S. atomic attack, survivors express enduring hope for a nuclear ban.