Nikhil Manipuri Mahasabha, initially called Nikhil Hindu Manipuri Mahasabha, was founded in Manipur in 1934 with the Maharaja Churachand Singh as its president.[1] The organisation was focused mainly on the ethnic interests of the Meitei people and their religious interests as Hindus.
The NMM was originally known as the Nikhil Manipuri Hindu Mahasabha. It was founded under the patronage of Maharaja Churachand Singh who was the president of the organization. All works were carried out by Hijam Irabot who was the vice-president.
The second session was held at Tarepur in Silchar.Maharaja Churachand was the Chairman of the session, Hijam Irabot was selected as the secretary of the Mahasabha.
The third session was held at Mandalay in Burma.Hijam Irabot was the chairman of the session.
This session was held at Chinga in Manipur. Maharaja Churachand did not attend the session. Irabot changed the name of the sabha by dropping the Hindu off the original name. He also changed it into a political party.Maharaja Churachand sent a warning to Irabot on the events taking place in his absence.
A section of the NMM split to join the second Nupilal. They called themselves the Praja Sanmelani which was established on 7 January 1940.
During the Second World War, many NMM leaders joined the Indian National Army. They took a minor role in the Battle of Imphal.