Kingdom of Bohemia existed three times as secession of Duchy of Bohemia from 1085 to 1092, from 1158 to 1172 and from 1198 to 1306 (1918 in our timeline). Title of king was given to dukes of Bohemia from Holy Roman Emperors two times, in 1085 to Vratislaus II and in 1152 to Vladislaus II with both titles only for them. For title kept in the family Bohemians had to wait for Ottokar I. From Ottokar I to Wenceslaus III the kingdom was once given to another ruler line, once battled against…