Roman Catholic Archdiocese of Cologne Roman Catholic Archdiocese of Cologne The Archdiocese of Cologne (; ) is an archdiocese of the Catholic Church in western North Rhine-Westphalia and northern Rhineland-Palatinate in Germany. The Electorate of Cologne—not to be confused with the larger Archdiocese of Cologne—was one of the major ecclesiastical principalities of the Holy Roman Empire. The city of Cologne as such became a free city in 1288 and the archbishop eventually moved his residence from Cologne Cathedral to Bonn to avoid conflicts with the Free City, which escaped his jurisdiction. After 1795, the archbishopric's territories on the left bank of the Rhine were occupied
Cologne Cologne's economy prospered for two main reasons. The first was the growth in the number of media companies, both in the private and public sectors; they are especially catered for in the newly developed Media Park, which creates a strongly visual focal point in Cologne city centre and includes the "KölnTurm", one of Cologne's most prominent high-rise buildings. The second was the permanent improvement of the diverse traffic infrastructure, which made Cologne one of the most easily accessible metropolitan areas in Central Europe. Due to the economic success of the Cologne Trade Fair, the city arranged a large extension to