'One in Christ, united in mission' theme of World Mission Sunday 2026
Tomas Kauer - News Writer and Moderator 
The Vatican has announced the theme chosen by Pope Leo XIV for World Missions Day 2026: "One in Christ, united in mission." The worldwide celebration in 2026 will mark the 100th anniversary of the Day's establishment by Pope Pius XI at the suggestion of the Pontifical Society for the Propagation of the Faith.
