A. Urban II
These incursions prompted the emperor of Byzantium, Alexius I Comnenus to send a delegation to Piacenza, Italy, asking Pope Urban II in March 1095 for help against the Turks. On November 27, 1095, in Clermont, France, Pope Urban II called for a crusade to help the Byzantines and to free the city of Jerusalem.
Explanation:
Under this body of laws, the United States impldmentdd a unicameral legislature known as the Congress of the Confederation. The main purpose behind the adoption of the system was that the framers of the Articles of Confederation had a legitimate concern of creating a body of government with centralized power.