Natan Sharansky to intense political pressure from Ronald Reagan. Sharansky and three low-level Western spies (Czech citizen Jaroslav Javorský and West German citizens Wolf-Georg Frohn and Dietrich Nistroy) were exchanged for Czech spies Karl Koecher and Hana Koecher held in the United States, Soviet spy Yevgeni Zemlyakov, Polish spy Marian Zacharski and East German spy Detlef Scharfenorth (the latter three held in West Germany). The exchange took place on the Glienicke Bridge between East and West Berlin, which had been used before for this purpose. Sharansky immediately immigrated to Israel, adopting the Hebrew name "Natan" and eventually simplifying his surname to Sharansky.
Bernard Natan 60 feature films (just as many films as major American studios produced at the time). He resumed production of the newsreel Pathé News, which had not been produced since 1927. Natan also invested heavily into research and development to expand Pathe's film business. In 1929, he pushed Pathé into sound film. In September, the studio produced its first sound feature film, and its first sound newsreel a month later. Natan also launched two new cinema-related magazines, "Pathé-Revue" and "Actualités Féminines", to help market Pathé's films and build consumer demand for cinema. Under Natan, Pathé also funded the research of Henri