Before the formation of the Federal Republic of Germany on the territory of the three western (American, British and French) allied zones, the individual state governments were in charge of the care for displaced persons.
[1] The first minister was Hans Lukaschek, member of the Bundestag for the Christian Democratic Union (CDU) and former president of the Zentralverband vertriebener Deutscher, an organisation of displaced Germans.
Another minister, Hans Krüger, also a former Nazi, was also forced to resign after his involvement in atrocities in occupied Poland was revealed.
As for Lukaschek, it was speculated that his departure was the result of intrigues made by former Nazis[3] The ministry initially drafted the Lastenausgleichsgesetz and the Bundesvertriebenengesetz (passed in 1952 and 1953, respectively).
A crucial role in this commission was played by the Königsberger Kreis led by former Nazis Theodor Schieder and Werner Conze as well as nationalist historian Hans Rothfels; it had previously provided ideological justifications for the Third Reich's aggressive eastbound Volkstum politics.