20th-century history of the Catholic Church in the United States 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 of the
Ecclesiastical differences between the Catholic Church and the Eastern Orthodox Church Ecclesiastical differences between the Catholic Church and the Eastern Orthodox Church Catholic–Orthodox ecclesiastical differences are differences between the organizational structure and governance of the Eastern Orthodox Church and that of the Catholic Church. These are distinguished from theological differences which are differences in dogma and doctrine. A number of disagreements over matters of Ecclesiology developed slowly between the Western and Eastern wings of the State church of the Roman Empire centred upon the cities of Rome (considered to have "fallen" in 476) and New Rome/Constantinople (c.330-1453) respectively. The disputes were a major factor in the formal East-West Schism between Pope