Romania is a country located at the intersection of Central and Southeastern Europe, bordering on the Black Sea.Romania shares a border with Hungary and Serbia to the west, Ukraine and Moldova to the northeast and east, and Bulgaria to the south. At 238,391 square kilometres (92,043 sq mi), Romania is the eighth largest country of the European Union by area, and has the seventh largest population of the European Union with 20,121,641 people (20 October 2011). Its capital and largest city is Bucharest - the sixth largest city in the EU. The United Principalities emerged when the territories of Moldavia and Wallachia were united under Prince Alexander Ioan Cuza in 1859. In 1866 Prince Karl of Hohenzollern-Sigmaringen was called to the throne as the Ruling Prince of the Romanian Principate and in 1881 he was finally crowned as King Carol I the first monarch of the Kingdom of Romania. Independence from the Ottoman Empire was declared onSee More