Description:12 52 05 00 Germany, the tension rises in Berlin. Khrushchev throws an ultimatum. Official building where takes place negotiations, English flag, Soviet Union is absent. Soldier in front of building with Russian letters. Arrival of the commanders American, French, English. They go down from car. Seen on tower with Russian guards. Descent of train of De Gaulle and Adenauer for economic assistance. Handshake among both men.