t for Geneva deeply influenced Protestantism elsewhere in Europe and in North America. The Calvinist form of Protestantism is widely thought to have had a major impact on the formation of the modern world. Council of Trent was the 19th ecumenical council of the Roman Catholic church (1545-63), highly important for its sweeping decrees on self-reform and for its dogmatic definitions that clarified virtually every doctrine contested by the Protestants. Despite internal strife, external dangers, and two lengthy interruptions, the council played a vital role in revitalizing the Roman Catholic church in many parts of Europe.Though Germany demanded a general council following the excommunication of the German Reformation leader Martin Luther Pope Clement VII held back for fear of renewed attacks on his supremacy. France, too, preferred inaction, afraid of increasing German power. Clement's successor, Paul III, however, was convinced that Christian unity and effective church reform could come only through a council. After his first attempts were frustrated, he convoked a council at Trent (northern Italy), which opened on Dec. 13, 1545.which established the foundations of the Counter Reformation. ...