 Singh did extensive organizational work in his home district and other parts of Rapti Zone, resulting in local opposition to the Shah dynasty that largely ran the country.Although M. B. Singh was marginalized in leftist politics before the Nepalese Civil War broke out in 1996, his organizational work helped make Rapti Zone the "heartland" of the insurgency and left the district center vulnerable and isolated for the duration.Pyuthan has scheduled bus service via the east-west Mahendra Highway and a spur road from Bhalubang along the West Rapti River.