1.Only around 50% of Nepalis mother tongue is Nepali. Maithali, Bhojpuri, Awadhi and Tharu make the bulk rest who are madheshis btw. Here is the fact: 1 NEPALI - 48.61 2 MAITHILI - 12.30 3 BHOJPURI - 7.53 4 THARU - 5.86 5 TAMANG - 5.19 6 NEWAR - 3.63 7 MAGAR - 3.39 8 AWADHI - 2.47 Source: http://www.cbs.gov.np/Pocket%20Book%202004/content.htm#1 Paramendra_rules jee, Please compare this statistics with Indian scenarion where less than 40% population has hindi as their mother tongue and yet HINDI is the national language of the india.