When did Catholicism start in America?
The Catholic Church has been a presence in the United States since the arrival of French and Spanish missionaries in the 16th and 17th centuries. The Spanish established a number of missions in what is now the western part of the United States; the most important French colony was New Orleans.
When did America convert to Christianity?
Christianity was introduced to North America as it was colonized by Europeans beginning in the 16th and 17th centuries.
When did Catholicism come to the New World?
Although Catholicism had established itself in the Americas by the 18th century, it became a worldwide presence for the first time only in the 19th century. This expansion was the result of both Western imperialism in Africa and Asia and the rebirth of a missionary spirit in Christendom.