Explanation:

Dr Bhim Rao Ambedkar (1891-1956) is considered the father of the Indian Constitution and is also the best known leader of the Dalits.

He was born into the Mahar caste, which was considered untouchable. The Mahars were poor, owned no land and children born to them also had to do the work their parents did. They lived in spaces outside the main village and were not allowed into the village.