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
Pope John Paul II's relations with the Eastern Orthodox Church spoke publicly. Christodoulos read a list of "13 offences" of the Roman Catholic Church against the Eastern Orthodox Church since the Great Schism, including the pillaging of Constantinople by crusaders in 1204, and bemoaned the lack of any apology from the Roman Catholic Church, saying "“Until now, there has not been heard a single request for pardon”" for the "“maniacal crusaders of the 13th century.”" The Pope responded by saying "“For the occasions past and present, when sons and daughters of the Catholic Church have sinned by action or omission against their Orthodox brothers and sisters, may the Lord grant