In what year did Monaco join the United Nations?

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In what year did Monaco join the United Nations? Monaco joined the United Nations in 1993.

The UN General Assembly admitted the Principality of Monaco on 28 May 1993 through Resolution 47/231. The decision followed a Security Council recommendation adopted two days earlier, on 26 May. Monaco’s admission was made without a recorded vote, by acclamation.

Membership gave Monaco a full seat and vote in the General Assembly, strengthening its ability to participate directly in international diplomacy. Before joining, the principality already maintained distinct institutions and foreign relations, although its small size and close ties with France shaped its diplomatic development.

Monaco is one of Europe’s microstates, alongside countries such as Andorra, Liechtenstein, and San Marino. Those other European microstates also joined the UN in the late 20th century, which can make their admission dates easy to confuse. Monaco’s date is 1993, not 1945, the year the UN was founded.

Source: Wikipedia · fact-checked Sept. 2026

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