Kammala wannan jumla: A shekara ta 1618 an jefa 'yan majalisa biyu na Katolika daga taga Prague Castle (ɗaya daga cikin abin da ake kira Defenestrations of Prague), wanda ke nuna alamar tawaye da Bohemian Estates suka yi wa Habsburgs kuma ya fara yakin shekaru talatin. Ƙasar Bohemia ta yanke shawarar tara sojoji, ta ba da umurni a kori 'yan Jesuit, kuma ta sanar da cewa za a zaɓi sarki a Bohemia. Sun zaɓi wani mai bin koyarwar Calvin, Frederick na Palatinate, ya zama sarkin Bohemia. Daga nan sai Frederick ya yi ƙoƙari ya sami ƙarin goyon baya ga al'amarin Bohemia, har ma ya yi ƙoƙari ya shawo kan Daular Ottoman don ba da tallafin soja don musayar haraji. A ranar 8 ga Nuwamba, 1620, yankunan Czech sun yi adawa da sojojin daular a cikin
Yaƙin White Mountain kusa da Prague kuma an ci nasara da nasara.