What term was applied to the peaceful separation of czechoslovakia into two separate nations?

The Velvet Divorce is the name given to the dissolution of Czechoslovakia into two separate countries, the Czech Republic and Slovakia, which went into effect on 1 January 1993. The name Velvet Divorce references the Velvet Revolution of 1989, which led to the end of Communist rule in Czechoslovakia.---History, Politics & Society

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answer

the statement that best describes president carter’s attempt to free the hostages in iran is c. all of the attempts failed.

explanation

the operation eagle claw conducted by the united states armed forces was a failed mission which aimed to rescue 52 americans captured as hostages in the american embassy, tehran on 24/4/1980.the mission was authorized by president jimmy carter. the failures included;   obstacles in operation that included operational conditions challenges caused by sandstorms, hydraulic problems of one the helicopters and , mechanical failure of another helicopter that was identified as a cracked rotor blade and the crashing of another helicopter during mission abortion causing death of 8 service persons.