The Roman Catholic Archdiocese of Gniezno is one of the oldest and most significant archdioceses in Poland. It serves as the spiritual center for the Catholic Church in the region and is located in the city of Gniezno, which is historically important as the first capital of Poland. The archdiocese was established in the 10th century and has played a crucial role in the development of Christianity in the country. The archdiocese is part of the Ecclesiastical Province of Gniezno and oversees several dioceses in the surrounding areas. It is led by an archbishop, who is responsible for guiding the local clergy and laity in their spiritual lives. The archdiocese also engages in various social and educational initiatives to support the community.