Political parties, as representatives of diverse socio-political and economic views, they are the lifeblood of democracy in a country. They ensure the participation of different class and walks of life in the nation- building and decision making process. In this regard political parties are the integral part of the successful conclusion of a mature democracy in a country. In the Case of Nepali politics, the emergence of political parties associated with the Asian resurgence and anticolonial movements in India. And finally political parties in Nepal lead the anti Rana Movements in 1950, and established a democratic government which was led by the Nepali Congress. The Nepali Congress, along with six other parties called Seven Party Alliance Party alliance organise massive protest against Party less Panchayat System in 1990 which was introduced by the King. It was again led the second People’s Movement under the banner of the United Peoples Front along with the Maoist in 2006. And in the 2013 Constituent Assembly Election it had made a successful victory, gained highest seats in the Constituent Assembly.