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) the last political triumph of Hungarian Protestantism, in which the emperor was forced to confirm again the articles of the Peace of Vienna. Gabriel Bethlen and George I Rákóczi also did much for education and culture, and their era has justly been called the golden era of Transylvania. They lavished money on the embellishment of their capital Alba Iulia, which became the main bulwark of Protestantism in Eastern Europe. During their reign Transylvania was also one of the few European countries where Roman Catholics, Calvinists, Lutherans, and Unitarians lived in mutual tolerance, all of them belonging to the officially accepted