Yosef Mendelevitch issues in 1969. Being repeatably refused the right to immigration, he became one of the leaders of the Dymshits–Kuznetsov hijacking affair, recounted in his 2012 memoir, "Unbroken Spirit". As punishment, he was imprisoned for eleven years. During the imprisonment he was punished for keeping Jewish precepts. In 1981, after a worldwide struggle, he was released and immigrated to Israel. He served in Soviet prisons with famous Jewish dissident Natan Sharansky (amongst others). In Sharansky's memoir "Fear No Evil" he describes innovative ways Mendelevitch used to communicate with Sharansky, such as through both toilet bowls and radiators. Mendelevitch had always exhibited
Bernard Natan argue that the various actors in question are not Natan and that accusations at Natan's trial and in Paris-Match connecting him to the adult film industry were false. "Natan", a 2013 documentary film, compares stills from the adult films attributed to Natan with official headshots and shows that several pornographic actors have been mistaken for Natan but are not him. Joseph Slade now admits there is room for doubt over whether Natan worked in pornography at any time after 1910. World War II broke out while Natan was in prison awaiting trial, and Nazi Germany conquered France. After Natan's release