John II, Duke of Opava › Date of death
Co-ruler of Opava and Głubczyce
John II, Duke of Troppau (also known as John "the Pious" of Leobschütz, John of Głubczyce, or ; c. 1425 – c. 1485) was a Duke of Silesia from the Opava branch of the Přemyslid dyna... Wikipedia