Q. Who founded the Gop Jatiya Mahasabha in 1911, which later became the precursor to the All-India Yadav Mahasabha?
Answer: Raja Rash Bihari Lal Mandal
Notes: Raja Rash Bihari Lal Mandal of Bihar established the Gop Jatiya Mahasabha in 1911, which later became the All-India Yadav Mahasabha. He was a leading independence activist, key Congress member, and multilingual scholar from Murho Estate.