Acharya Narendra Dev was a founding member and President of which political party?

Congress Socialist Party

Acharya Narendra Dev (1889-1956):

He was born as Narendra Nath on October 31, 1889, in Sitapur, Uttar Pradesh, India.
Acharya Narendra Dev actively fought for India's independence and served as a member & the founding President of the Congress Socialist Party.
He endured multiple imprisonments due to his involvement in the struggle against British rule.
Narendra Dev championed the rights and welfare of peasants, becoming an integral part of the peasants' movement.
He was a scholar of Buddhism.
After India gained independence, he led the Socialist Party. Later, he became associated with the Praja Socialist Party.