Ukraine (Ukrainian: Україна tr. Ukrayina) is a country in Eastern Europe. It has an area of 603,628 km2 (233,062 sq mi), making it the largest country entirely within Europe. Ukraine borders Russia to the east and northeast, Belarus to the northwest, Poland, Slovakia and Hungary to the west, Romania and Moldova to the southwest, and the Black Sea and Sea of Azov to the south and southeast, respectively. More: en.wikipedia.org.