Comrade Stalin's death resulted in a warming of the social climate throughout the USSR in general and in the Ukrainian SSR in particular: , people began to return from camps and exiles. The spirit of forgotten free-thinking hovered in the air ... At the same time, the confrontation with the capitalist countries intensified, and the Hungarian Revolution of 1956 demonstrated dangerous disputes in the socialist camp. Not surprisingly, the unprecedented influx of enthusiasm from the beginning of the Space Age was compounded by the horror of the man-made catastrophe in the Ukrainian capital, Kyiv ... Finally, frightened by the uncertainty of the thaw, the Soviet leadership curtailed it.