Kammala jumla mai zuwa: Ya jagoranci yakin basasa a kan sojojin Sweden na Charles X, wani nau'in kamfen da ya rubuta, duk da ƙin yarda da hetmans, wanda a wannan lokacin ya dawo ya yi aiki a ƙarƙashin John Casmimir Vasa. Sojojin Sweden masu motsi, har ma da ƙarfin wutar da suke da shi, sun tabbatar da cewa suna da rauni ga yakin basasa na Czarniecki. Czarniecki ya ci nasara a yakin Gołąb a tsakiyar watan Fabrairun 1656, amma daga baya ya yi mummunan rauni ga 'yan Sweden, musamman a yakin Warka a watan Afrilu na wannan shekarar. Yakin ya juya sau da yawa a wannan shekarar, kuma an sake cin nasara a yakin Kłecko da yakin Kscynia. Rashin nasararsa, duk da haka, an iyakance, kuma a mafi yawan lokuta ya sami damar janyewa tare da yawancin sojojinsa cikin tsari mai kyau. A karkashin jagorancinsa, tashin hankalin da aka yi a kan sojojin Sweden a Greater Poland ya tabbatar da nasara sosai. Ya kasance a kan shawararsa cewa
An yi yakin Warsaw, kuma dabarun da ya biyo baya ya kawar da mummunan sakamakon wannan rashin nasara. Duk da goyon baya daga sarki, yawancin tsofaffi, dangin masarauta sun ga Czarniecki a matsayin sabon shiga mai girman kai, kuma sun hana shi samun ofishin hetman a wannan shekarar; a maimakon haka a farkon shekara mai zuwa ya sami ofishin voivode na Ruthenia, da kuma taken ban mamaki na "janar da mataimakin kwamandan sojojin masarauta", wanda ya sanya shi a matsayin hukuma mara izini. Gidan Gidan Gidan Gida ya tafi Jerzy Sebastian Lubomirski, kuma babban kwamandan, idan ba kamar Czarniecki ba amma daga dangin Lubomirski mai girma; Czarniecki ya yi sharhi sosai cewa "Ba na gishiri ba, ko filayen, amma daga abin da ke cutar da ni", yana nuna gaskiyar cewa dangin Lubormirski ya gina dukiyarsa a kan kasuwancin gishiri da aikin gona, yayin da ƙarami ya gina ta hanyar aikin soja <unk> duk da haka kuɗi ne da siyasa, ba ƙwarewar soja ba, wanda ya yanke shawarar wanda zai sami ofishin hetman.