<prompt> Nyorai kupfuurira kweiyi ndima - vachinji veCzechoslovak havana kuvavarira kubvumira kutamba kwakasununguka kwesimba remusika. Vakanga vangoshandisa chikamu bedzi chepurogiramu yavo pakasvika August 1968, apo mauto eSoviet namamwe mauto eWarsaw Pact akapinda munyika yacho  <response>: uye kuedza kworusununguko kwakaguma. Makore maviri akatevera akaona kuparadzwa zvishoma nezvishoma kwechikamu chikuru chepurogiramu yacho. Pakutanga kwema1970, inenge miitiro yose yezvirongwa zveshanduko yakanga yanyangarika. 