Timeline of Communist Expansion

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Communism Map Interactive Transcript
Worldwide Expansion and Contraction of Communism

Question: Which parts of the world were enveloped by the expansion of
Communism in the 20th Century?
See below for a list of communist countries by year. You can see how the number of communist countries seemed to grow almost exponentially in only a few years.

1900:
None

1917:
Russia

1921:

Russia, Mongolia

1925:

Russia, Mongolia

1930:

Russia, Mongolia

1935:

Russia, Mongolia

1940:

Russia, Mongolia
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1945:

Russia, Mongolia, Yugoslavia, East Germany

1947:

Russia, Mongolia, North Korea, Ukraine, Lithuania, Poland, Yugoslavia, Bulgaria,
Romania, Albania (Many of these countries would be absorbed into the USSR.)

1949:

Russia, Mongolia, China, North Korea, Ukraine, Lithuania, Poland, Yugoslavia,
Bulgaria, Romania, Albania, Hungary, East Germany, Czechoslovakia

1954:

Russia, Mongolia, China, North Korea, North Vietnam, Ukraine, Lithuania, Poland,
Yugoslavia, Bulgaria, Romania, Albania, Hungary, East Germany,
Czechoslovakia

1959:

Russia, Mongolia, China, North Korea, Ukraine, Lithuania, Poland, Yugoslavia,
Bulgaria, Romania, Albania, Hungary, East Germany, Czechoslovakia

1967:

Russia, Mongolia, China, North Korea, North Vietnam, Ukraine, Lithuania, Poland,
Yugoslavia, Bulgaria, Romania, Albania, Hungary, East Germany,
Czechoslovakia, Yemen

1970:

Russia, Mongolia, China, North Korea, North Vietnam, Ukraine, Lithuania, Poland,
Yugoslavia, Bulgaria, Romania, Albania, Hungary, East Germany,
Czechoslovakia, Yemen, Cuba, Congo

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1975:

Russia, Mongolia, China, North Korea, Vietnam (North and South), Cambodia,
Ukraine, Lithuania, Poland, Yugoslavia, Bulgaria, Romania, Albania, Hungary,
East Germany, Czechoslovakia, Yemen, Cuba, Congo, Ethiopia, Angola,
Mozambique

1982:

Russia, Mongolia, China, North Korea, Vietnam (North and South), Cambodia,
Ukraine, Lithuania,