Microstates in Europe

Vatican City, officially the Vatican City State, often shortened as the Vatican, is a landlocked sovereign city-state. Ruled by the pope, it is an enclave within the city of Rome, Italy, and serves as the administrative centre of the Catholic Church. Vatican City is governed by the See of Rome, commonly known as the Holy See, itself a sovereign entity under international law, which maintains its temporal power, governance, diplomacy, and spiritual independence. Vatican is also used as a metonym for the Holy See, which is the central governing body of the Catholic Church and Vatican City, comprising the pope and the Roman Curia. The independent state of Vatican City came into existence in 1929 via the Lateran Treaty between the Holy See and the Kingdom of Italy, which spoke of it as a creation, not as a vestige of the much larger Papal States (756–1870), which had previously encompassed much of Central Italy.

Andorra, officially the Principality of Andorra, is a landlocked country on the Iberian Peninsula, in the eastern Pyrenees in southwestern Europe, bordered by France to the north and Spain to the south. Believed to have been created by Charlemagne, Andorra was ruled by the count of Urgell until 988, when it was transferred to the Diocese of Urgell. Andorra was formed as a polity by a charter in 1278, being a lordship within the Principality of Catalonia until 1715. It is currently headed by two co-princes: the Bishop of Urgell in Catalonia, Spain, and the president of France. Its capital and l

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 east. With a population of 38,423 living in an area of , Monaco is the second smallest sovereign state in the world, after Vatican City, as well as the most densely populated. It also has the world's shortest national coastline of any non-landlocked nation, at . Fewer than 10,000 of its residents are Monégasqu

Liechtenstein (, ; ; ), officially the Principality of Liechtenstein ( ), is a doubly landlocked country in the Central European Alps. It is located between Austria to the east and north-east and Switzerland to the north-west, west and south. Formed in 1719, Liechtenstein became fully independent upon the dissolution of the German Confederation in 1866. Liechtenstein is a monarchy headed by the prince of Liechtenstein. Hans-Adam II, Prince of Liechtenstein has reigned over Liechtenstein since 1989. Liechtenstein is Europe's fourth-smallest country, with an area of just over and a population of

San Marino, officially the Republic of San Marino (RSM), 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 Italy, 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. Its capital, the City of San Marino, sits atop Monte Titano, while its largest settlement is Dogana, in the municipality of Serravalle.

European sovereign states having very small population or very small land area

European countries bilateral diplomacy