Operation Tannenbaum a 1940 round-table conference between Italian foreign minister Galeazzo Ciano and German foreign minister Joachim von Ribbentrop, also attended by Hitler. Ciano proposed that in the event of Switzerland's dissolution, it should be divided along the central chain of the Western Alps, since Italy desired the areas to the south of this demarcation line as part of its own war-aims. This would have left Italy in control of Ticino, Valais, and Graubünden. 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
Thomas D. Tannenbaum His son Eric served as president of the Artists Television Group. Tannenbaum died on December 1, 2001 at the Motion Picture & Television Country House and Hospital at the age of 69 in Woodland Hills, Los Angeles, California. The cause was complications of heart and liver failure. 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.