They are thought to be connected to the Khasas mentioned in the ancient Indian literature and the medieval Khasa kingdom.

In the early modern history of Nepal, Chhetris played a key role in the Unification of Nepal, providing the core of the Gorkhali army of the mid-18th century.
Bir Bhadra Thapa was a Thapa of Chhetri group and leading Bharadar during Unification of Nepal.
His grandson Bhimsen Thapa became Mukhtiyar (Prime Minister) of Nepal.
Swarup Singh Karki, a leading politician and military officer, belonged to Chhetri family.
Abhiman Singh Basnyat of Basnyat dynasty and Damodar Pande of Pande dynasty were both members of Chhetri caste.
Jung Bahadur Rana, founder of Rana dynasty also belonged to the Chhetri community.

During the monarchy, Chhetris continued to dominate the ranks of the Nepalese government, Nepalese Army, Nepalese Police and administration.
They are thought to be connected to the Khasas mentioned in the ancient Indian literature and the medieval Khasa kingdom.
In the early modern history of Nepal, Chhetris played a key role in the Unification of Nepal, providing the core of the Gorkhali army of the mid-18th century. Bir Bhadra Thapa was a Thapa of Chhetri group and leading Bharadar during Unification of Nepal. His grandson Bhimsen Thapa became Mukhtiyar (Prime Minister) of Nepal. Swarup Singh Karki, a leading politician and military officer, belonged to Chhetri family. Abhiman Singh Basnyat of Basnyat dynasty and Damodar Pande of Pande dynasty were both members of Chhetri caste. Jung Bahadur Rana, founder of Rana dynasty also belonged to the Chhetri community.
During the monarchy, Chhetris continued to dominate the ranks of the Nepalese government, Nepalese Army, Nepalese Police and administration.
Chhetri