Mushure mokunge chirwere cheporiyo chatanga, varapi vemuviri vakava chiitiko chinowanzoitika muzvipatara muNorth America neEurope. Mukupera kwema1950, varapi vemuviri vakatanga kuenda kunze kwezvipatara kune varwere vemukati, makiriniki ehurumende, makoroji / mayunivhesiti ehutano-nzvimbo, nzvimbo dzevakuru (nzvimbo dzevanamukoti vane hunyanzvi), nzvimbo dzekugadzirisa uye nzvimbo dzekurapa.
kufambira mberi kwokurapa namaoko munyika yose