
1) Diplomatic term 2) Diplomacy term 3) Diplomatic word 4) French word used in English
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1) Thaw
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Détente (detɑ̃t, meaning `relaxation`) is the easing of strained relations, especially in a political situation. The term is often used in reference to the general easing of the geo-political tensions between the Soviet Union and the United States which began in 1969, as a foreign policy of U.S. presidents Richard Nixon and Gerald Ford called.....
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http://en.wikipedia.org/wiki/Détente

Policy adopted by Richard Nixon in 1972 that called for a more relaxed approach toward the Soviet Union to ease the tension from the Cold War; Ronald Reagan would later abandon this policy in favor of a vigorous anti-communist policy.
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http://www.pbs.org/pov/myperestroika/glossary/

Reduction of political tension and the easing of strained relations between nations, as seen in the ending of the Cold War 1989–90. The term was first used in the 1970s to describe the new easing of relations between the world's two major superpowers, the USA and the USSR. This resulted in increased contact between East and West in the for...
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https://www.encyclo.co.uk/local/21221

a relaxing of tension, esp. between nations, as by negotiations or agreements.
Found on
https://www.infoplease.com/dictionary/detente
No exact match found.