Documentation regarding David Frankfurter and his trial in Switzerland following an attempt to assassinate Wilhelm Gustloff, 1936 In the Collection there is documentation regarding the assassination of Wilhelm Gustloff, Landesgruppenleiter Schweiz NSDAP (head of the Nazi party in Switzerland) in his home in Davos by David Frankfurter, a Jewish citizen of Yugoslavia, who was a medical student in Berne, 04 February 1936. David Frankfurter was the youngest of the three sons of an Orthodox rabbi with an excellent general education, who served as a community rabbi in Yugoslavia. His oldest brother was a physician. Frankfurter's mother died in the summer of 1934. From his childhood, Frankfurter was sickly and disabled, and he continued to undergo treatments and surgery. He studied medicine in Germany and continued his studies in Switzerland. He did not pass his examinations in Switzerland, information he hid from his family. He was affected by the persecution of the German Jews and their humiliation, and therefore he killed Gustloff.