Original sentence: A large number of the East European Germans had been complicit in the crimes of the Nazi occupiers.As the Nazi regime crumbled in the face of the advancing Allied armies, they feared that they would be targeted with reprisal for their crimes and so sought to flee to Germany proper.However, other East European Germans were motivated by reports of atrocities by the advancing Soviet army
Edited sentence: In the the wake of liberation they feared that members of the Master Race would not be well treated by the Untermenschen.Many of the East European Germans were complicit in the crimes of the Nazi occupiers.The German plan for Eastern Europe (Generalplan Ost) was to enslave, kill or Germanize the Slav peoples.The Germans also feared retribution at the hands of the non-Germans over whom they had ruled.The evacuees were motivated in part by fear of atrocities by the advancing Soviet army