 Nyorai kuenderera mberi kweiyi ndima - Mukutanga kwaGunyana 1938, Mutungamiri Beneš akazivisa Chirongwa chechina chekuchinja bumbiro remitemo kuita Czechoslovakia mubatanidzwa, iyo isina kuzadzisa zvese zvinodiwa neCarlsbad chirongwa, asi yaizopa Sudetenland kuzvitonga. Mukupindura Chirongwa Chechina, Henlein akazivisa musi wa7 Gunyana 1938 kuti akanga achigura kuonana kwose neCastle kureva hurumende yeCzechoslovak achiti akanga asingafariri kubvumirana, uye Chirongwa Chechina chakanga chisingagamuchiriki. Musi wa9 September 1938, Benito Mussolini muhurukuro yake akatsigira zviri pamutemo pfungwa dzose 8 dzepurogiramu yeKarlsbad ndokutuka Czechoslovakia senyika yakasvibiswa nehukama hwayo neFrance neSoviet Union. Kubvira musi wa12 September 1938, Henlein akabatsira kuronga mazana emagandanga uye kuedza kupidigura hurumende kwakaitwa neSudetendeutsches Freikorpssangano remauto rinobatana ne SS-Totenkopfverbände, pakarepo pashure pokunge Hitler ataura mashoko okutyisidzira muNuremberg pamusangano wegore negore weNazi Party. Pana 12 September 1938, muhurukuro yake huru paNuremberg Party Rally, Hitler pakupedzisira akadonhedza chikumbiro chokuzvitonga kweSudetenland ndokukumbira kuti Sudetenland ibatanidzwe neGermany. Kuedza kupandukira kwakakurumidza kudzvinyirirwa nemauto eCzechoslovak, mushure mezvo Henlein akatizira kuGermany chete kuti atange kupindira kwakawanda munharaunda yeCzechoslovak yakatenderedza Asch semutungamiriri wemapoka evarwi veSudeten German. Kutiza kwaHenlein kupinda muGermany kunzvenga kusungwa kwaionekwa zvikuru sekutyisa, uye aigara achinzwa zvikuru kutsoropodzwa kwezviito zvake muna September 1938. 