… invasion of Ostrava on 21 August 1968. Although he disagreed with …

… the Warsaw Pact troops in August 1968, the emigration of some …

… After the Warsaw pact invasion in 1968, he grew a beard, stating …

… of the Soviet troops in August 1968, he had to be present as a …

… of the Warsaw pact in August 1968. His son was afflicted as …

… her child was born. In September 1968, the whole family left for …

… with the invasion in August 1968, but remained in the …

… He was released in 1955. In 1968 he was active in founding the …

… in Czechoslovakia on 21 August 1968 to suppress the alleged …

… of the reform process in 1968; however, it was followed by …