VII. The Contemporary Period, 1945–2000 > B. Europe, 1945–2000 > 7. Eastern Europe, 1945–2000 > i. Russia (Union of Soviet Socialist Republics and Successor States) > 1. Soviet Union > 1968, June 3

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The Encyclopedia of World History.  2001.

1968, June 3
Conclusion of a Soviet-British trade treaty.	1
June 4
Signature of the Nuclear Non-Proliferation Treaty, ratified Nov. 24, 1969.	2
Aug
Invasion and occupation of Czechoslovakia by Soviet and other Warsaw Pact forces (See Aug. 20–21).	3

The Encyclopedia of World History, Sixth edition. Peter N. Stearns, general editor. Copyright © 2001 by Houghton Mifflin Company. Maps by Mary Reilly, copyright © 2001 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

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