The 59th National Ecumenical Study Day

“

Eén in Christus, samen gezonden”

— theme, 100th World Mission Sunday 2026

“If we, as the Church, truly wish to become a missionary Church—as Pope Leo stated in his invitation—we must also strengthen our ecumenical commitment together with the other Christian Churches.”

https://oikoumene.be

The main speaker of the event is Dr. Annemarie Mayer, Professor of Dogmatics at the Faculty of Theology in Trier and member of the Joint Working Group between the World Council of Churches and the Roman Catholic Church.

The other speakers and the languages their presentations will be delivered are indicated below:

• Orthodox Church (NL): Archimandriet Dr. Johan Lena

• United Protestant Church in Belgium (NL): Dr. Eleonara Hof

• The Anglican Church (FR): Father Guy Diakiese

• Synode fédéral des Eglises protestantes et évangéliques (FR): Monsieur Ignace Demaerel

For more information and proceed with the registration, you can find it here: https://oikoumene.be/?p=1132. You can also email the organizer at ce.belgica@interdio.be.