Medieval Christianity

The Acacian Schism was the first significant break between the Eastern Orthodox Church and the Western Catholic Church.

The Council of Basel was set for 1431, but low attendance and heretical activity triggered numerous difficulties. A three-page article from the 1911 Encyclopedia.

About Guide to European History Robert Wilde offers this excellent overview of the origins, history, various versions and impact of the Vulgate Bible, the standard Latin Bible of the Catholic Church through the Middle Ages.

A collection of articles on all time periods from a Catholic perspective, at the New Advent Catholic Website, includes extremely helpful information on religious history through the middle ages.

Excellent resource by Anthony F. Beavers, Karen Ræ Keck and Norman Hugh Redington at the University of Evansville includes a vast collection of documents, a richly-linked glossary of significant names and events, articles, images and a chronology.