▁Bav aria , ▁together ▁with ▁his ▁younger ▁brothers , ▁Louis ▁III ▁and ▁Stephen ▁I . ▁He ▁was ▁in ▁opposition ▁to ▁H abs burg ▁and ▁tried ▁to ▁reg ain ▁St y ria ▁which ▁Bav aria ▁had ▁lost ▁in ▁ 1 1 8 0 . ▁Otto ▁supported ▁Adolf , ▁King ▁of ▁Germany ▁against ▁H abs burg ▁and ▁fought ▁on ▁his ▁side ▁in ▁the ▁Battle ▁of ▁Gö ll heim . ▁The ▁Hung arian ▁crown ▁was ▁offered ▁to ▁Otto , ▁a ▁grand son ▁of ▁Bé la ▁IV ▁of ▁Hung ary , ▁in ▁ 1 3 0 1 ▁but ▁he ▁did ▁not ▁accept ▁before ▁ 1 3 0 5 . ▁ ▁In ▁August ▁ 1 3 0 5 , ▁his ▁oppon ent , ▁W ences laus ▁III ▁of ▁Boh emia , ▁who ▁had ▁inherited ▁Boh emia ▁from ▁his ▁father , ▁ren ounced ▁his ▁claim ▁to ▁Hung ary ▁on ▁beh alf ▁of ▁Otto ▁III . ▁Since ▁the ▁H abs burg ▁Albert ▁I ▁of ▁Germany ▁was ▁blocking ▁the ▁way ▁through ▁Austria , ▁Otto ▁dis gu ised ▁himself ▁as ▁a ▁merchant , ▁and ▁reached ▁B uda ▁in ▁November ▁ 1 3 0 5 . ▁ ▁He ▁was ▁then ▁crown ed ▁with ▁the ▁Holy ▁Crown ▁of ▁Hung ary ▁in ▁Sz ék es fe h ér v ár ▁by ▁the ▁B ish ops ▁of ▁V esz pr ém ▁and ▁Cs an ád ▁on ▁ 6 ▁December . ▁He ▁named ▁himself ▁Bé la ▁V ▁after ▁his ▁grand father . ▁However , ▁Otto ▁was ▁not ▁able ▁to ▁strength en ▁his ▁rule . ▁In ▁the ▁course