 When Nazi Germany dissolved Czechoslovakia in 1939, the Protectorate of Bohemia and Moravia formed the "Bohemian-Moravian Railway" company (in Czech "Českomoravské dráhy-ČMD", in German "Böhmisch-Mährische Bahn-BMB") under the control of Deutsche Reichsbahn (DR).In the Slovak State the "Slovak Railways" company (in Slovak "Slovenské železnice-SŽ") was formed.In 1945 ČSD was re-established.