This is the first of a projected five volume the 19th and 20th centuries. For many years a writn many books including ""The History of the "" ""A History of Christianity"" so that his reputation firmly . The first part of the of until the present with effects upon the development of Christianity. In the planning of his deals with the major faiths in . His treatment of the (Church in the 19th century will be followed treatment of the Protestant and Orthodox faiths, and, in the final two volume, by the history of Christianity in the 20th Century. A general idea of the extent of the coverage for each period may be gained from the fact that in this volume he deals with the pepacy, the religious orders, the societies and associations for worship and service, the devotional life of Roman Catholics, a country by country review of events in Catholicism and the world wide outreach of the Roman Catholic Church. This monumental work will be a standard reference book for students of history. But the material is so arranged and so conscientiously interspersed with summaries that a non-technical reader can readily gain a concept of the sweep of history during the period covered.