 After 1946, Kovalevsky began to restore the Gallican usage, which was indigenous to France, while Chambault preferred to continue to use the Roman Rite.Also associated with the Kovalevsky group was Archimandrite Alexis van der Mensbrugghe, a former Roman Catholic priest who desired to restore an ancient Roman rite, by replacing mediaeval accretions with Gallican and Byzantine interpolations—though Mensbrugghe remained separate from the Western Rite Church.Differences between the liturgical vision of Kovalevsky, on the one hand, and Chambault and Mensbrugghe, on the other, as well as news of the plans of Patriarch Alexis I of Moscow to have Kovalevsky consecrated as bishop of the , led to conflict.