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
Transylvania their loss of Transylvania in the Treaty of Karlowitz; however, some anti-Habsburg elements within the principality submitted to the emperor only in the 1711 Peace of Szatmár, and Habsburg control over Principality of Transylvania was consolidated. The Grand Principality of Transylvania was reintroduced 54 years later in 1765. The Hungarian revolution against the Habsburgs started in 1848. The revolution in the Kingdom of Hungary grew into a war for the total independence from the Habsburg dynasty. Julius Jacob von Haynau, the leader of the Austrian army was appointed plenipotentiary to restore order in Hungary after the conflict. He ordered the