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,
Christmas in Nazi Germany hostility by a minority. Files from the National Socialist Women's League reported, "that tensions flared when propagandists pressed too hard to sideline religious observance, leading to "much doubt and discontent.'" The clergy were among those opposed to the redefining of Christmas. Reports say that in Düsseldorf the clergy used Christmas to promote women's clubs and encourage membership; the Catholic clergy threatened any woman who joined the National Socialist Women's League with excommunication; and some religious women boycotted Christmas events organised by National Socialist Women's League. Christmas in Nazi Germany Germans celebrated Christmas, but in Nazi Germany, attempts were made to