 Complete the following phrase:  In 1431, the population was about 22,800 including 7146 persons qualified to bear arms, 381 secular and regular priests, 744 Jews and non-citizens. As an emerging regional power, however Nuremberg soon came into conflict with the old dynasty, the former burgraves, who had brought large areas of the region around the city under their control as the Margrave of Brandenburg-Kulmbach and Elector of Brandenburg. This conflict came to a head in the 