Example image of eyePlorer eyePlorer map for 'Prussian Crusade': Baltic mythology Catholic Church Christianization Crusades Old Prussians Teutonic Knights Poland Prussian uprisings State of the Teutonic Order Alfred the Great Wulfstan of Hedeby Mieszko I of Poland Oder Polans (western) Adalbert of Prague Bolesław I Chrobry Bruno of Querfurt Poles Wends Yotvingians Kulmerland Masovia Baptism Henry of Sandomierz Bolesław IV the Curly Casimir II the Just Guerrilla warfare Denmark Sambia Valdemar II of Denmark Christian of Oliva Cistercians Chełmno Livonia Livonian Order Lubawa Pomerelia Papal bull Pope Honorius III Konrad I of Masovia Gniezno Papal legate Henry II the Pious Lebus Wrocław William of Modena Płock Gdańsk Military order Northern Germany