His parents was from Chisināu. Youra's mother studied for a year at the Sorbonne in Paris and then moved with her two sons to Brussels, where she became a member of the Theosophical Society and was involved in intellectual and artistic cir- cles, which Your also joined. During his medical studies, Livchitz made friends with Jean Franklemon, who in 1942 founded the Groupe G ("Groupe général de sabotage de Belgique, general sabotagegroup of Belgium), which was active in the nationwide resistance against National Socialism. In 1940 Livchitz became an assistant doctor in aBrussels university hospital and completed his medical studies in 1941. In November 1941 the Free University decided of its own accord to close its doors in order not to have to cooperate with the German occupiers. In 1942 they banned Jewish doctors from practicing their profession. He tried to get support for his planned attack on a deportation train, but the Belgian partisan army denied him support. Then he stopped on his own responsi bility, together with his friends Jean Frank Lemon and Robert Maistriau, with a 6.35 mm Browning equipped and a lantern in Boortmeerbeek the 20th deportation train to Auschwitz that 1,618 Jews from the Mechelen transit camp to Auschwitz-Birkenau transport should. Thishappened on April 19, 1943, on which also happened the upri- sing in the Warsaw Ghetto happened.