Transylvania as originally defined in Treaty of Trianon, 27 years earlier, thus confirming the return of Northern Transylvania to Romania. From 1947 to 1989, Transylvania, along with the rest of Romania, was under a communist regime. The ethnic clashes of Târgu Mureș occurred between ethnic Romanians and Hungarians in March 1990 after the fall of the communist regime and became most notable inter-ethnic incident in the post-communist era. The Transylvanian Plateau, high, is drained by the Mureș, Someș, Criș, and Olt rivers, as well as other tributaries of the Danube. This core of historical Transylvania roughly corresponds with nine counties of
European Country Music Association general level, covering all of Europe. The objectives of the organization are to help promote country music in this continent and help as much as it can the value of the European artists and record labels; also to provide a proof of real airplay to the country music industry through its weekly national and pan-European charts. Its national Top-20 covers weekly Spain, France, Belgium, Holland, UK, Ireland, Norway, Sweden, Denmark, Germany, the Czech Republic, Swizertland, Malta, Poland and Austria. ECMA membership is composed of those persons or organizations that are involved in country music throughout the world, having members in