 Anotanga kutaurwa muna 1527 apo Ferdinand I, Holy Roman Emperor akaunganidza hondo kuti atsigire zvaaida pachigaro cheHungary, icho chakanga chisina munhu mushure mekunge Mambo Louis II weHungary aurayiwa muhondo yeMohács 1526 vachipesana neOttomans. Katzianer akabatanidzwa mumushandirapamwe waFerdinand wokuHungary wa15271528vachipesana nomutongi weTransylvania, John Zápolya, uyo akanga aziviswawo kuva Mambo, achitsigirwa neboka guru revanokudzwa muumambo hweHungary. 