As of 2026-10-17, San Marino tops the list with AD 301.
- #1 San Marino — AD 301
sovereign state in southern Europe, enclaved within Italy
San Marino, officially the Republic of San Marino, is a landlocked country in Southern Europe, completely surrounded by Italy. Located on the northeastern slopes of the Apennine Mountains, it is the larger of two microstates within the Italian Peninsula, the other being Vatican City. San Marino is the fifth-smallest country in the world, with a land area of just over 61 square kilometres (24 sq mi) and a population of 34,042 as of 2025 which in 2026 dropped to 33,559. Its capital, the City of... Read more on Wikipedia.
Wikidata - #2 Morocco — AD 789
sovereign state in North Africa
Morocco, officially the Kingdom of Morocco, is a country in North Africa. It has coastlines on the Mediterranean Sea to the north and the Atlantic Ocean to the west, and has land borders with Algeria to the east; the Spanish exclaves of Ceuta, Melilla and Peñón de Vélez de la Gomera along the north, which it claims together with several small Spanish-controlled islands; and the disputed territory of Western Sahara to the south, partly occupied by Morocco since 1975. Morocco also claims to... Read more on Wikipedia.
Wikidata - #3 Sweden — AD 900
country in Northern Europe
Sweden, formally the Kingdom of Sweden, is a Nordic country located on the Scandinavian Peninsula in Northern Europe. It borders Norway to the west and north, Finland to the east, and shares a maritime border with Denmark to the south. At 450,295 square kilometres (173,860 sq mi) and with a population of 10.6 million, Sweden is the largest and most populous Nordic country, and is the fifth-largest country in Europe. Its capital and largest city is Stockholm. The population density is 25.5... Read more on Wikipedia.
Wikidata - #4 Kingdom of Denmark — AD 965
transcontinental sovereign state and constitutional monarchy
source Wikidata - #5 Hungary — 1000
country in Central Europe
Hungary is a landlocked country in Central Europe. Spanning much of the Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the south, Croatia and Slovenia to the southwest, and Austria to the west. Hungary lies within the Danube River's drainage basin and is dominated by great lowland plains. It has a population of over 9.5 million, consisting mostly of ethnic Hungarians (Magyars) and a significant Romani minority.... Read more on Wikipedia.
Wikidata - #6 Portugal — 1179
country in Southwestern Europe
Portugal, officially the Portuguese Republic, is a country in Southwestern Europe. Mainland Portugal is located on the southwestern portion of the Iberian Peninsula, and bordered by Spain to the north and east. Portugal also includes the archipelagos of Madeira and the Azores in the Atlantic Ocean. The country has a population of 11.4 million, and Lisbon, its capital, is the largest city. Portugal's internal waters and territorial sea together account for two-fifths of its territory, and its... Read more on Wikipedia.
Wikidata - #7 Russia — 1263
country in Eastern Europe and Northern Asia, the largest in the world by area
Russia, or the Russian Federation, is a country in Eastern Europe and North Asia. It is the largest country in the world, spanning eleven time zones and sharing land borders with fourteen countries. With a population of over 140 million, Russia is the most populous country in Europe and the ninth-most populous in the world. It is a highly urbanised country, with three-fourths of its population living in urban areas. Moscow, the most populous metropolitan area in Europe, is the capital and... Read more on Wikipedia.
Wikidata - #8 Monaco — 1297
microstate in Western Europe
Monaco, officially the Principality of Monaco, is a sovereign city-state and microstate in Western Europe. Situated on the French Riviera, it is a semi-enclave bordered by France to the north, east, and west, with the Mediterranean Sea to the south; the Italian region of Liguria is about 15 km (9.3 mi) east. With a population of 38,423 living in an area of 2.08 km2 (0.80 sq mi), Monaco is the second smallest sovereign state in the world, after Vatican City, as well as the most densely... Read more on Wikipedia.
Wikidata - #9 Romania — 1330
country in Southeast Europe
Romania is a country in Central and Southeastern Europe. It lies on the lower course of the Danube, north of the Balkan Peninsula, and on the northwestern shore of the Black Sea. It borders Ukraine to the north and east, Hungary to the west, Serbia to the southwest, Bulgaria to the south, Moldova to the east, and the Black Sea to the southeast. It is the twelfth-largest country in Europe by area, covering 238,397 km2 (92,046 mi2), and the sixth-most populous member state of the European... Read more on Wikipedia.
Wikidata - #10 Barbados — 1623
island nation in the Caribbean
Barbados is an island nation in the Caribbean Sea. It is part of the Lesser Antilles of the West Indies and is the southernmost and easternmost island of the Caribbean region. It lies on the boundary of the South American and Caribbean tectonic plates. Its capital and largest city is Bridgetown. Read more on Wikipedia.
Wikidata