He is sent to Orthodox Parish at Belfort, on the East part of France where Russian speaking refugees are working (Société alsacienne de constructions métalliques and Peugeot); he takes place in French Resistance against German Occupation ; fifty soviet prisoners caught by German army are hidden in the parish and can escape. In 1945, he serves at the St. Seraphim of Sarov Church at Colombelles, on the West of France where Russian speaking refugees are also working (Société métallurgique de Normandie).
He participated in the French Christian Oecumenical Movement and was a representative of French Orthodox Church in different committees, for instance, speaking the Sunday morning on French national radio. He also participated in the Russian Student Christian Movement.