Pope Francis, left, and Russian Orthodox Patriarch Kirill exchange a joint declaration on religious unity in Havana on Feb. 12, 2016. (AP Photo/Gregorio Borgia, Pool)
Pope Francis greets Sheikh Ahmed el-Tayeb, the grand imam of Egypt’s Al-Azhar, after an interreligious meeting at the Founder’s Memorial in Abu Dhabi, United Arab Emirates, on Feb. 4, 2019. (AP Photo/Andrew Medichini)
Grand Ayatollah Ali al-Sistani, left, meets with Pope Francis in Najaf, Iraq, on March 6, 2021. (Photo courtesy of Office of the Grand Ayatollah Ali al-Sistani)
A priest holds a sacrament bowl showing a photograph of Pope Francis at a Holy Mass at the John Garang Mausoleum in Juba, South Sudan, Feb. 5, 2023. (AP Photo/Ben Curtis)
Young people visiting the expo Everything You Treasure-For a World Free From Nuclear Weapons at Universidad Anáhuac. Credit: Guillermo Ayala, INPS News.
Award ceremony for Soka Gakkai by the Alfonso García Robles Diplomatic Foundation. Rafael Medina Martínez (right), president of the Diplomatic Foundation Alfonso García Robles, presents the Medal of Merit for Peace and Nuclear Abolition to Julio Kosaka (left) Credit: Soka Gakkai México: Soka Gakkai México.
Image: The United States conducted the first in a series of high-yield thermonuclear weapon design tests, the Castle Bravo test, at Bikini Atoll, Marshall Islands, as part of Operation Castle on 1 March 1954. Credit: U.S. Department of Energy. Credit: U.S. Department of Energy