Operation Tannenbaum Operation Tannenbaum Operation "Tannenbaum ("Fir Tree"), known earlier as Operation "Grün ("Green"), was a planned but cancelled invasion of Switzerland by Nazi Germany and Italy during World War II. For tactical reasons, Adolf Hitler made repeated assurances before the outbreak of the Second World War that Germany would respect Swiss neutrality in the event of a military conflict in Europe. In February 1937, he announced that "at all times, whatever happens, we will respect the inviolability and neutrality of Switzerland" to the Swiss federal councillor Edmund Schulthess, reiterating this promise shortly before the Nazi invasion of Poland. These were, however,
Thomas D. Tannenbaum Thomas D. Tannenbaum Thomas David Tannenbaum (February 4, 1932–December 1, 2001) was an American producer. Tannenbaum was a producer for more than 40 years. And in that time, Tannenbaum served as an executive at several film and television studios. They include Metro-Goldwyn-Mayer, David Wolper Productions, Paramount Television, Universal Television, and Columbia Pictures Television. He also had a several year association with producer David Gerber during the 1950s and '60s. Tannenbaum was also the first president of Viacom Productions. He served in that position from 1984 until 1991. Thomas David Tannenbaum was born on February 4, 1932 in Beverly Hills, California.