1) January 30, 1923 - The draft agreement called “Sarki Anadolu Railways”, which is called Chester Project, was passed by the Council of Ministers and sent to the Parliament.
2) Law No. 30 of 1929 May 1483 was amended with Law No. 23 of 1927 January 1042. Name of the General Directorate of State Railways and Ports; Became the "General Directorate of State Railways and Ports". / Baghdad Railways, Haydarpaşa, the 1st Business Inspectorate was established.
3) January 30, 1941 on their way from Germany to Turkey came to 24 locomotives.