 After the extinction of the line in 1246 and the occupation by King Ottokar II of Bohemia, it was seized by the Habsburg king Rudolf I of Germany, who defeated Ottokar in the 1278 Battle on the Marchfeld and enfeoffed his son Albert I.In 1358/59 the Habsburg duke Rudolf IV, in response to the Golden Bull of 1356, already claimed the archducal title by forging the "Privilegium Maius".Rudolf aimed to achieve a status comparable to the Empire's seven prince-electors, holders of the traditional Imperial 'arch'-offices (cf.