The party was founded around the same time as the Anti-Fascist People's Freedom League (AFPFL), which it became affiliated with in December 1945.
[2] Following Razak's death, secretary-general U Khin Maung Lat succeeded him as party president.
[1] A few months after independence in 1948, new Prime Minister U Nu requested that the BMC leave the AFPFL.
In response, U Khin Maung Lat decided to discontinue the party's Islamic religious activities and rejoin the AFPFL.
It joined the National United Front alliance in 1958, but left in 1960, changing its name to Pathi Congress and began campaigning for a separate state for Burmese Muslims, before haemorrhaging support.