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
Benjamin Tannenbaum Charles "The Bug" Workman's role in the 1935 gangland slaying of Dutch Schultz, that Tannenbaum may have been targeted as a potential informant during District Attorney Thomas E. Dewey's prosecution against Louis Buchalter. Benjamin Tannenbaum Benjamin "Benny the Boss" Tannenbaum (c. 1906 – February 6, 1941) was a New York mobster involved in narcotics and the fur rackets as well as a mob accountant for labor racketeer Louis "Lepke" Buchalter and Jacob "Gurrah" Shapiro. A friend of Bronx real estate agent Max Heitner, whom he had met at a New York summer resort, he was shot twice in the chest