Answer: Prithvi Narayan Shah started the unification of Nepal. Shah proclaimed the newly unified Kingdom of Nepal as Asal Hindustan ("Real Land of Hindus") due to North India being ruled by the Islamic Mughal rulers. ... Prithvi Narayan Shah is commonly, though not formally, considered the Father of the Nation in Nepal.
Explanation: The Prithvi Jayanti was celebrated as the National Unification Day on Thursday after a gap of 11 years by remembering Prithvi Narayan Shah, the architect of modern Nepal