In the history of Christianity, the Conciliar movement or "Conciliarism" was a reform movement in the 14th and 15th century Catholic Church which held that final authority in spiritual matters resided with the Church as corpotation of Christians, embodied by a general church council, not with the pope. The movement emerged in response to the Avignon papacy— the popes removed from Rome and subject to pressures from the kings of France— and the ensuing schism that inspired the summoning of the Council of Pisa (1409) and the Council of Constance (1414-1418). The

Within a century the Roman Catholic Church split over irreconcilable differences, such as the relative stress placed on Scripture and Authority where they appear to conflict and other divisive issues raised by the Conciliar movement, which is condemned in retrospect by traditionalist Roman Catholics, who support the Papacy in issues of authority.