fortified by Matthew Csák Amade Aba – oligarch who ruled de facto independently the northern and north-eastern counties of the Kingdom of Hungary Ladislaus Kán – oligarch who governed de facto independently the Transylvanian parts of the Kingdom of Hungary Footnotes Sources External links Map – Lands ruled by Matthew Csák Map – The oligarchs' domains in the early 14th century 1260s births 1321 deaths Matthew III Medieval Hungarian nobility People excommunicated by the Catholic Church Palatines of Hungary Masters of the treasury (Kingdom of Hungary) Oligarchs of the Kingdom of Hungary 13th-century Hungarian people 14th-century Hungarian people Masters of the horse (Kingdom of Hungary) History of Hungary History of Slovakia