MADHYA PRADESH FORMATION DAY November 01, 1956:   The states of Madhya Bharat, Vindhya Pradesh, and Bhopal were merged into Madhya Pradesh, and the Marathi-speaking southern region Vidarbha, which included Nagpur, was ceded to Bombay state. Bhopal became the new capital of the state. So this day came to be known and observed as MADHYA PRADESH FORMATION DAY.