Kammala wannan jumla: A shekarun 1960 ya yi kokarin sake farfado da hulda da kiɗan zamani na Yammacin Turai da mawaƙa, amma bayan 1968
Soviet mamayewa na Czechoslovakia ya yi shiru. Ayyukansa an yi su ne kawai a ƙasashen waje daga wannan lokacin.