Boleslaus II the Bold 1058-1079, duke of
Poland, supported
pope Gregory VII, but had the Bishop of
Krakow St. Stanislaus[?] put to death as a traitor. The king was forced into exile and
Ladislaus Herman of Poland, 1079-1102, became duke of Poland. After him, two brothers, Zbigniew and Boleslaus, ruled jointly from 1102-1107.