Question

social evil and national leader who fight against them

Answer 1

Evils prevailing in Indian Society during Raja Ram Mohan Roy:
i) Religious bigotry 
ii) Polytheism
iii) Female Infanticide
iv) No education for girls
v) No widow remarriage
vi) Purdah system
vii) Child marriage
viii) Sati
ix) Social inequalities
x) Rigid caste system
xi) Supremacy of priestly caste.