In 1251 Ottokar 's father King Wenceslaus I of Bohemia had not only granted Giving him the title of a Margrave of Moravia but also installed Placing him as duke of Austria and Styria , territories that were princeless after the ruling Babenberg dynasty Change_of_leadership had become Becoming extinct in 1246 .

It is arguable that the Crusading spirit was nearly `` extinct '' by this period as well .