20th-century history of the Catholic Church in the United States greater frequency. 20th-century history of the Catholic Church in the United States The 20th-century history of the Catholic Church in the United States was characterized by a period of continuous growth for the Church in the United States, with Catholics progressively evolving from a small minority to a large minority. In 1900 the Catholic population was 10 million, under the control of 14 Archbishops, 77 bishops, and 12,000 priests . The community had built 10,000 churches, of which two-thirds had resident pastors. Catholic schools educated nearly 1,000,000 children and youth. Catholics were heavily concentrated in the industrial and mining centers
Theological differences between the Catholic Church and the Eastern Orthodox Church Eastern Orthodox Church, Oriental Orthodoxy and the Assyrian Church of the East) and for that very reason "lack something in their condition as particular churches", and that the division also means that "the fullness of universality, which is proper to the Church governed by the Successor of Peter and the Bishops in communion with him, is not fully realised in history." Theological differences between the Catholic Church and the Eastern Orthodox Church The Catholic Church and the Eastern Orthodox Church have been in a state of official schism from one another since the East–West Schism of 1054. This schism was