History of Transylvania History of Transylvania Transylvania is a historical region in central and northwestern Romania. It was part of the Dacian Kingdom (1st–2nd centuries CE), Roman Dacia (2nd–3rd centuries), the Hunnic Empire (4th–5th centuries), the Kingdom of the Gepids (5th–6th centuries), the Avar Khaganate (6th–9th centuries) and the 9th century First Bulgarian Empire. During the late 9th century, western Transylvania was reached by the Hungarian conquerors and later it became part of the Kingdom of Hungary, formed in 1000. After the Battle of Mohács in 1526 it belonged to the Eastern Hungarian Kingdom, from which the Principality of Transylvania emerged. During most
Principality of Transylvania (1570–1711) West and north Royal Hungary, Ottoman Hungary, and the Eastern Hungarian Kingdom under Ottoman suzerainty, which later became the Principality of Transylvania where Austrian and Turkish influences vied for supremacy for nearly two centuries. The Hungarian magnates of Transylvania resorted to policy of duplicity in order to preserve independence. Transylvania was administrated by Isabella, John Sigismund's mother from 1541 to 1551, when it fell for 5 years (1551–1556) under Habsburg rule. The House of Zapolya gained again the control of Transylvania in 1556, when the Diet of Szászsebes elected Sigismund as prince of Transylvania. Transylvania was now beyond the reach