Patron of learning and the arts
Attempted to create a universal Christian empire
Encouraged missionary work in Eastern Europe
Founded the Archdiocese of Gniezno
Promoted the cult of Charlemagne
Reformed the papacy
Strengthened imperial authority in Italy
Promoted the Renovatio Imperii Romanorum (Renewal of the Roman Empire)
Supported the establishment of the Kingdom of Hungary
Appointed Gerbert of Aurillac as Pope Sylvester II
Conflict with Crescentii family in Rome
Pilgrimage to Gniezno
Restoration of the Roman Empire ideal
Supported Christianization of Poland and Hungary