<prompt> Bheka isigaba esingezansi bese uphendula umbuzo emva kwalokho ngolimi olufanayo nesigaba: Ukudlula: Ngesikhathi besebenza neSoviet Anti-Air Defense naseMpumalanga Jalimane, iMig-19 yayibandakanyeka ekutholeni izindiza eziningi zokuhlola zaseNtshonalanga. Ukuhlangana kokuqala okubhalwe phansi neLockheed U-2 kwenzeka ekwindla ka-1957. Umshayeli we-MiG-19 wabika ukuthi uyibonile indiza, kodwa akakwazanga ukwenza umehluko wamamitha angu-2 234 amamitha angu-7 000. Ngesikhathi indiza kaFrancis Gary Powers i-U-2 idutshulwa ngo-1960, enye indiza eyayilandela iMig-19P nayo yashaywa yi-salvo ye-S-75 Dvina NATO: SA-2 Guideline imicibisholo, yabulala umshayeli uSergei Safronov. Esenzakalweni esiphikisayo kakhulu, ngoJulayi 1, 1960, iMig-19 yadutshulwa indiza yezindiza i-RB-47H S N 53-4281 esikhaleni sezindiza samazwe omhlaba ngaphezulu kwe-Arctic Circle lapho kwabulawa khona abasebenzi abane futhi ababili bathunjwa ngabaseSoviet bakhululwa ngo-1961. Kwesinye isehlakalo, ngo-28 Januwari 1964, iMig-19 yabulala i-T-39 Sabreliner eyayidukile yaya endaweni yezindiza yaseMpumalanga Jalimane ngenkathi yenza umsebenzi wokuqeqesha; bonke abasebenzi abathathu babulawa. Umbuzo: Bangaki abaseSoviet ababanjwa esenzakalweni esiphikisayo kakhulu ngoJuly ka-1960?  <response>: ezimbili 