 He remained in the city for 13 years, and working with spiritual and charitable organisations for Poles, and becoming Provincial of the Salesians for Austria, Hungary and Germany in 1919.Following the break up of Austria-Hungary after World War I, Pope Pius XI appointed Hlond as Apostolic Administrator for Polish Upper Silesia in 1922, and Hlond became the first Bishop of the Diocese of Katowice in 1925.Hlond was consecrated as Bishop of Katowice on January 3rd, 1926.