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 as David Gerber, Valerie Harper’s TLC Productions and Fred Silverman, who he would later bring into Viacom Productions. After leaving MGM, in 1980, Tannenbaum went to Centerpoint Productions where he stayed until 1982. In 1984, Tannenbaum became the first president of the newly formed Viacom Productions. Tannenbaum brought together Fred Silverman and Dean Hargrove to produce the "Perry Mason" movies. The three were also responsible for "Matlock", "Jake and the Fatman" and "Father Dowling Mysteries". He served as president until 1991. Tannenbaum was married once and divorced. He had three children, Audrey, Eric and Madelyn. He also had four grandchildren.