The Archdiocese of Westminster is a Roman Catholic archdiocese located in England, covering the Greater London area. It is one of the most significant dioceses in the country and serves as the seat of the Cardinal Archbishop of Westminster, who is a key figure in the Catholic Church in England and Wales. Established in 1850, the archdiocese has a rich history and is responsible for overseeing numerous parishes, schools, and charitable organizations. Its main church, Westminster Cathedral, is known for its stunning architecture and serves as a central place of worship for Catholics in the region.