Rubuta ci gaba don wannan sakin layi - Suchorzewski, tare da wasu abokan adawar kundin tsarin mulki, sun tafi Saint Petersburg a Daular Rasha, inda ya zama ɗaya daga cikin membobin da suka kafa da manyan jami'ai ("konsyliarz") na Targowica Confederation. Derdej yayi hasashen cewa daga cikin duk waɗanda suka sanya hannu kan dokar Tarayyar, Suchorzewski ne kawai wanda zai iya tunanin cewa suna aiki ne da gaske don amfanin ƙasar. Ya umurci rundunar sojan doki a cikin sojojin Tarayyar a lokacin Yakin kare Kundin Tsarin Mulki wanda Kungiyar Tarayyar ta yi nasara a karshe, ta kawar da Kundin Tsarin Mulki. A Lokacin Tawayen Kościuszko
an yanke masa hukuncin, "a cikin rashi", zuwa mutuwa ta hanyar ratayewa, rashin kunya na har abada, asarar duk taken da kuma kwace dukiya. An rataye hotonsa a ranar 29 ga Satumba, 1794.