<prompt> Bhala ukuqhubeka kwalesi sigaba - Ngo-1968, i- The Joke yalungiswa yaba ifilimu ngumqondisi weCzech New Wave uJaromil Jireš, kodwa ifilimu yavinjelwa ngokushesha ngemuva kokuhlasela kweWarsaw Pact  <response>: okwaqeda iPrague Spring. 