<prompt> Qedela umusho olandelayo: Ukuze asebenzise ngokunenzuzo ukukhathazeka kukaFerdinand ngokuvukela kwaseBohemia ekuqaleni kweMpi Yeminyaka Engamashumi Amathathu, uBethlen wahlasela iHungary yaseRoyal eyayilawulwa yiHabsburg ngo-1618 futhi wayinqoba ngokuphelele kwaze kwaba ngo-1620. Nakuba ukuthula kwaxazululwa ngoJanuwari 1620 ukunikeza iBethlen izifunda eziyi-13 empumalanga yeRoyal Hungary, inkosana yaqala kabusha impi ngoSepthemba. Ukunqoba kukaFerdinand abaseBohemia empini  <response>: Impi yaseWhite Mountain ngoNovemba yamvumela ukuba agxile amabutho akhe eBethlen, futhi umbusi wakwazi ukuphinde anqobe ingxenye enkulu yeRoyal Hungary ngo-1621. Ngenxa yokuthi uBethlen akazange ahlukanisele izikhulu zakhe ezingamaProthestani impahla eyayithunjiwe yezikhulu ezingamaKatolika njengoba ayethembisile, azizange zisisekele. Lokhu kuhluleka, kanye nokuntuleka kokusekelwa kukaBethlen uMbuso WaseTurkey, kwaholela uBethlen noFerdinand ukuba bafune imibandela eNikolsburg. 