Czechs 1 Prague Spring (1968 : Czechoslovakia) 1 Pražské jaro (1968 : Československo) 1 Soviet intervention (1968 : Czechoslovakia) 1 Srpen (1968 : Československo) 1 cultural activities in exile 1 disent 1 more ... disidenti 1 dissent 1 dissenters 1 exilová politická činnost 1 exilový kulturní život 1 fyzici 1 physicists 1 political activities of exiles 1 political emigration 1 political persecution 1 politici 1 politicians 1 politická emigrace 1 politická perzekuce 1 presidents 1 prezidenti 1 Češi 1 less ...