Second World
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The three worlds as they were separated during the Cold War era, each with its respective allies as of the period between 30 April 1975 (the fall of Saigon) and 23 August 1975 (the communist takeover in Laos). Colors do not represent current economic development.
First World: the United States and its allies.
Second World: the Soviet Union, China, and their allies.
Third World: neutral and non-aligned countries.
“Communist world” redirects here. For the final stage of communist theory, see World communism.
See also: Three Worlds Theory
The term “Second World” was a phrase used to describe the communist states within the Soviet Union’s sphere of influence or those countries that had centrally-planned economies.[1] Along with “First World” and “Third World”, the term was used to divide the nations of Earth into three broad categories. In other words, the concept of “Second World” was a construct of the Cold War and the term has largely fallen out of use since the revolutions of 1989, though it is still occasionally used to describe countries that are in between poverty and prosperity, many of which are communist and former communist countries today. Subsequently, the actual meaning of the terms “First World” and “Third World” changed