 In 1677, after contacts with the papal nuncio in Warsaw Yosyf Shumlyansky adopted Catholicism.At a locale council in 1700, Yosyf and the clergy of his diocese joined the Union of Brest.The Lviv brotherhood first refused to follow the bishop and tried to remain Orthodox, but eventually relented and in 1708 also joined the union, directly subordinated to the Roman Curia.