The management of the Bengal Nagpur Railway was taken over by the Government of India in 1944. Eastern Railway was formed on 14 April 1952 with the portion of East Indian Railway Company east of Mughalsarai and the Bengal Nagpur Railway. In 1955, South Eastern Railway was carved out of Eastern Railway.
The management of the Bengal Nagpur Railway was transferred to the Government of India in 1944. The Eastern Railway was established on April 14, 1952, incorporating portions of the East Indian Railway Company east of Mughalsarai and the Bengal Nagpur Railway. In 1955, the South Eastern Railway was carved out of the Eastern Railway.