Organization founded in Cincinnati, 0hio, 1901, for the purpose of advancing the civil,social, and religious interests of Catholics, with membership composed of the leading Catholic organizations. It was influential in bringing about the correction of many errors concerning the Church in four general encyclopedias, in obtaining fair treatment for Catholics in the Philippines, and in developing interest among Catholics in public affairs in which religion is concerned. During the World War it was merged into the National Council of Catholic Men.