In May 1945 , Czechoslovak troops took possession of the borderland . A Czechoslovak administrative commission composed exclusively of Czechs was established . Sudeten Germans were subjected to restrictive measures and conscripted for compulsory labor . On 15 June , however , Beneš called Czechoslovak authorities to order . In July , Czechoslovak representatives addressed the Potsdam Conference ( the U.S. , Britain and the Soviet Union ) and presented plans for a " humane and orderly transfer " of the Sudeten German population . There were substantial exceptions from expulsions that applied to about 244,000 ethnic Germans who were allowed to remain in Czechoslovakia
Potsdam Conference
Potsdam Conference
German occupation of Czechoslovakia