High Quality Content by WIKIPEDIA articles! First published as the Federal Council Year Book in 1916, The Yearbook of American Canadian Churches is a comprehensive descriptive and statistical listing of major religious bodies and other important religion-related organizations in the U.S. and Canada. The Yearbook contains descriptive information about the major religious bodies in the U.S.A. and Canada, including features of their ecclesiology, history and theological principles, membership and financial statistics, official periodicals published by each religious group, as well as listings of each group's current officers.