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
History of Transylvania the successful Aster Revolution in Budapest brought the left liberal, pro-Entente count Mihály Károlyi to power as prime minister of Hungary. Influenced by Woodrow Wilson's pacifism, Károlyi ordered the disarmament of Hungarian Army. The Károlyi government outlawed all Hungarian armed associations and proposals intending to defend the country. The resulting Treaty of Bucharest was denounced in October 1918 by the Romanian government, which then re-entered the war on the Allied side and advanced to the Mureș (Maros) river in Transylvania. The leaders of Transylvania's National Party met and drafted a resolution invoking the right of self-determination (influenced by Woodrow Wilson's