an organization of people (or countries) involved in a pact or treaty

the group of countries whose currencies are tied to the British pound sterling

a term used to refer to the former Socialist, industrial states (formally the Eastern Bloc), mostly the territory and the influence of the Soviet Union.

the name used by NATO-affiliated countries for the former communist states of Central and Eastern Europe, generally the Soviet Union and the countries of the Warsaw Pact.

The concept of First World originated during the Cold War and included countries that were generally aligned with NATO and opposed to the Soviet Union during the Cold War.

the countries allied with the United States and NATO against the Soviet Union and its allies during the Cold War.