The first elected government was dissolved by king Mahendra. Due to the activities of political parties and foreign pressure, king Birendra held the referendum. The result of the referendum was made in favour of Panchayati system by hook and crook. Then after all the political powers of Nepal got united in 2046 and revolted massively on the against of Panchayati government. The main causes of revolution were:

1. Extension of the organization of political parties' national wide.
2. Creation of consciousness in the people.
3. Growth of democratic power.
4. Support of Indian democratic power to the Nepalese revolution.
5. Anti-public activities of then rulers.
6. Deprive of rights to people.
7. Arrest and suppression of people by the rulers