Eastern European countries

Poland (Polish: Polska ), officially the Republic of Poland (Polish: Rzeczpospolita Polska,  listen ), is a country in Central Europe, bordered by Germany to the west; the Czech Republic and Slovakia to the south; Ukraine and Belarus to the east; and the Baltic Sea, Kaliningrad Oblast (a Russian exclave) and Lithuania to the north. The total area of Poland is 312,679 square kilometres (120,726 sq mi), making it the 69th largest country in the world and the 9th largest in Europe. With a population of over 38.5 million people, Poland is the 34th most populous country in the world, the 8th most populous country in Europe and the sixth most populous member of the European Union, as well as the most populous post-communist member of the European Union. Poland is a unitary state divided into 16 administrative subdivisions.

Ukraine (Ukrainian: Україна, tr. Ukraina ) is a sovereign country in Eastern Europe, bordered by Russia to the east and northeast, Belarus to the northwest, Poland and Slovakia to the west, Hungary, Romania, and Moldova to the southwest, and the Black Sea and Sea of Azov to the south and southeast, respectively. Ukraine is currently in territorial dispute with Russia over the Crimean Peninsula which Russia annexed in 2014 but which Ukraine and most of the international community recognise as Ukrainian. Including Crimea, Ukraine has an area of 603,628 km2 (233,062 sq mi), making it the largest country entirely within Europe and the 46th largest country in the world, and a population of about 44.5 million, making it the 32nd most populous country in the world.

Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the largest country in the world by area, extending across eleven time zones and sharing land borders with fourteen countries. It is the world's ninth-most populous country and Europe's most populous country. Russia is a highly urbanised country including 16 population centres with over a million inhabitants. Its capital as well as its largest city is Moscow. Saint Petersburg is Russia's second-largest city and its cultural capital.

Bulgaria ( ; Bulgarian: България, Bǎlgariya), officially the Republic of Bulgaria (Bulgarian: Република България, Republika Bǎlgariya, ), is a country in Southeast Europe. It is bordered by Romania to the north, Serbia and North Macedonia to the west, Greece and Turkey to the south, and the Black Sea to the east. The capital and largest city is Sofia; other major cities are Plovdiv, Varna and Burgas. With a territory of 110,994 square kilometres (42,855 sq mi), Bulgaria is Europe's 16th-largest country.

Romania (Romanian: România ) is a republic in Southeast Europe, bordering the Black Sea, Bulgaria, Ukraine, Hungary, Serbia, and Moldova. It has an area of 238,391 square kilometres (92,043 sq mi) and a temperate-continental climate. With 19.94 million inhabitants, it is the seventh most populous member state of the European Union. Its capital and largest city, Bucharest, is the sixth largest city in the EU. The River Danube, Europe's second longest river, rises in Germany and flows southeastwards for a distance of 2,857 km, coursing through ten countries before emptying in Romania's Danube Delta. The Carpathian Mountains, with their tallest peak Moldoveanu at 2,544 m (8,346 ft), cross Romania from the north to the southwest.

The Czech Republic (Czech: Česká republika ), also known as Czechia (Czech: Česko ), is a nation state in Central Europe bordered by Germany to the west, Austria to the south, Slovakia to the east and Poland to the northeast. The Czech Republic covers an area of 78,866 square kilometres (30,450 sq mi) with mostly temperate continental climate. It is a unitary parliamentary republic, has 10.5 million inhabitants and the capital and largest city is Prague, with over 1.2 million residents. The Czech Republic includes its historical territories of Bohemia, Moravia, and Czech Silesia.

Lithuania (Lithuanian: Lietuva ), officially the Republic of Lithuania (Lithuanian: Lietuvos Respublika), is a country in Northern Europe. One of the three Baltic states, it is situated along the southeastern shore of the Baltic Sea, to the east of Sweden and Denmark. It is bordered by Latvia to the north, Belarus to the east and south, Poland to the south, and Kaliningrad Oblast (a Russian exclave) to the southwest. Lithuania has an estimated population of 2.9 million people as of 2015, and its capital and largest city is Vilnius. Lithuanians are a Baltic people. The official language, Lithuanian, along with Latvian, are the only two living languages in the Baltic branch of the Indo-European language family.

Latvia (or Latvian: Latvija Livonian: Leţmō), officially the Republic of Latvia (Latvian: Latvijas Republika, Livonian: Leţmō Vabāmō), is a country in the Baltic region of Northern Europe. Since its independence, Latvia has been referred to as one of the Baltic states. It is bordered by Estonia to the north, Lithuania to the south, Russia to the east, and Belarus to the southeast, and shares a maritime border with Sweden to the west. Latvia has 1,957,200 inhabitants and a territory of 64,589 km (24,938 sq mi). The country has a temperate seasonal climate.

Estonia (Estonian: Eesti ), officially the Republic of Estonia (Estonian: Eesti Vabariik), is a country in the Baltic region of Northern Europe. It is bordered to the north by the Gulf of Finland, to the west by the Baltic Sea, to the south by Latvia (343 km), and to the east by Lake Peipus and Russia (338.6 km). Across the Baltic Sea lies Sweden in the west and Finland in the north. The territory of Estonia consists of a mainland and 2,222 islands and islets in the Baltic Sea, covering 45,339 km2 (17,505 sq mi) of land, and is influenced by a humid continental climate.

Georgia (Georgian: საქართველო, tr. Sakartvelo, ) is a country in Eurasia, located on the crossroads of Eastern Europe and West Asia. Nestled between the Greater Caucasus and Lesser Caucasus mountain ranges, it is bounded to the west by the Black Sea, to the north and northeast by Russia, to the south by Turkey and Armenia, and to the southeast by Azerbaijan. The capital and largest city is Tbilisi. Georgia covers a territory of 69,700 square kilometres (26,911 sq mi), and its 2015 population is about 3.75 million. Georgia is a unitary, semi-presidential republic, with the government elected through a representative democracy.