 Complete the following phrase:  Through the preachings of the Bishop of Samland, Georg von Polenz, Königsberg became predomitly Lutheran during the Protestant Reformation. After summoning a quorum of the Knights to Königsberg, Grand Master Albert of Brandenburg a member of the House of Hohenzollern secularised the Teutonic Knights remaining territories in Prussia in 1525 and converted to Lutheranism. By paying 