 Complete the following phrase:  Many people fled from Königsberg ahead of the Red Armys advance after October 1944, particularly after word spread of the Soviet atrocities at Nemmersdorf. In early 1945, Soviet forces, under the command of the Polish-born Soviet Marshal Konstantin Rokossovsky, besieged the city that Hitler had envisaged as the home for a museum holding all the Germans had found in Russia. In 