Mezue ahịrịokwu na-esonụ: E mere ihe nkiri mbụ ya na Czechoslovakia na January 1970. Ihe ruru nde mmadụ 1.5 kiriri ya tupu e wepụ ya n'ụlọ ihe nkiri. E gosipụtaghị ya ọzọ ruo n'afọ 1989. Nke a bụ akụkụ nke a n'ozuzu na-emekarị mgbe
Warsaw Pact mbuso agha, na ihe Czechoslovak fim machibidoro na 1970 karịa na afọ 20 gara aga. Ka oge na-aga, ihe nkiri ahụ nwere ihe ịga nke ọma na DVD.