Cika wannan jumla:
Yaƙin Madrid a watan Nuwamba na 1936, ya jagoranci membobin 3,000 na XI International Brigade. A lokacin da ya bayyana duk abin da aka rasa <unk> Gwamnatin Jamhuriyar Largo Caballero ta riga ta yi watsi da babban birnin <unk> zuwan Kléber da Brigade na kasa da kasa sun kara karfin hali na masu kare Jamhuriyar Madrid lokacin da dakarun masu biyayya suka yi yaƙi daga titi zuwa titi kuma suka riƙe layin a Casa de Campo, suna fatattakar 'yan kasa. Farfagandar Soviet ta watsa 'nasara a kan Fascism' a duk faɗin duniya kuma "duk da mahimmancin rawar Janar Miaja da Janar Vicente Rojo" ya sanar da Janar Kléber a matsayin "Mai Ceton Madrid". Wakilin "The New York Times" Herbert Matthews ya yi hira da Stern jim kaɗan bayan yaƙin. "Sauraron Janar Kléber", ya rubuta, "mutum yana samun ra'ayi na iko mai ƙarfi. Yana da wani hali yiwu ƙaddara yi wasa mai girma bangare a cikin m shekaru da fuskanci duniya... A tunaninsa yana da wuya kada a yi tunani a kan gaskiyar cewa Hitler ba dan asalin Austriya ba ne wanda ke taka muhimmiyar rawa a yakin basasar Spain. "