 He was killed by Germans in 1944.The Ładoś Group also called the Bernese Group (Aleksander Ładoś, Konstanty Rokicki, Stefan Ryniewicz, Juliusz Kühl, Abraham Silberschein, Chaim Eiss) was a group of Polish diplomats and Jewish activists who elaborated in Switzerland a system of illegal production of Latin American passports aimed at saving European Jews from Holocaust.Ca 10.000 Jews received such passports, of which over 3000 have been saved.