What were the demands of low caste people and linguistic minorities at the time of making the Indian Constitution?

(i) The low-caste people demanded an end to ill-treatment by upper-caste people.

(ii) They also demanded reservation of separate seats, on the basis of their population, in legislatures, government departments and local bodies.

(iii) The linguistic minorities demanded freedom of speech in their respective mothertongue. They also demanded redistribution of provinces on linguistic basis.