During the winter months 1944 to 1945 all population from eastern Germany (Deutsche Reich) territories was driven out by Soviet Union and allied military forces. These were German citizens call Reichsdeutsche.
Not only refugees from all over eastern Germany , but from lands outside the border of the Deutsche Reich , who took refuge in Germany from countries, already overrun by the Soviet Union , where driven further west.
After the Soviet Union stopped attacking, many , who had survived the onslaught , returned to their homes in eastern Germany , which in the meanwhile was occupied by Polish, and Soviet Russian military troops.
These military commanders gradually town by town expelled the Germans .
Besides those over 9 million German citizens from eastern Germany , there was another group of Heimat-Vertriebene , also over 9 million etchnic Germans or Volks-Deutsche from all over Eastern Europe , also hounded out of their homes . They had lived in lands, that were once part of the Holy Roman Empire of Germany . They came from lands, which at times were ruled by German or Holy Roman Empire connected rulers, were given German Rights as German settlers. In the case of Bohemia-Germans , they lived in a land ,for 1200 years part of the Holy Roman Empire and in earlier years German lands.
The Bohemia-Germans (later known as