<prompt> Qedela umusho olandelayo: Isekela le-USSR kusukela ngo-1989 kuya ku-1991, wayeyilungu leKomidi leSayensi neMfundo le-Supreme Soviet yase-USSR, futhi wayeyilungu leKhomishini eyaphenya ngo-1989  <response>: Inhlekelele yango-April 9 eTbilisi. 