History of Transylvania Transylvania. The Second Vienna Award was voided by the Allied Commission through the Armistice Agreement with Romania (September 12, 1944) whose Article 19 stipulated the following: The 1947 Treaty of Paris reaffirmed the borders between Romania and Hungary, as originally defined in Treaty of Trianon, 27 years earlier, thus confirming the return of Northern Transylvania to Romania. From 1947 to 1989, Transylvania, as the rest of Romania, was under a communist regime. Today, "Transylvania proper" is included within the Romanian counties ("județe") of Alba, Bistrița-Năsăud, Brașov, Cluj, Covasna, Harghita, Hunedoara, Mureș, Sălaj and Sibiu. In addition to Transylvania proper, modern
Transylvania withdrew in 271 AD, it was overrun by a succession of various tribes, bringing it under the control of the Carpi, Visigoths, Huns, Gepids, Avars and Slavs. From 9th to 11th century Bulgarians ruled Transylvania. It is a subject of dispute whether elements of the mixed Daco–Roman population survived in Transylvania through the Post-classical Era (becoming the ancestors of modern Romanians) or the first Vlachs/Romanians appeared in the area in the 13th century after a northward migration from the Balkan Peninsula. There is an ongoing scholarly debate over the ethnicity of Transylvania's population before the Hungarian conquest (see Origin of