Applicants appearing for the UPSC IAS 2021 mains can download the UPSC CSE 2019-20 optional history paper 1 and 2 question paper pdf here.
UPSC CSE Preparation Strategy and Best Books
UPSC CSE preparation strategy along with best books for prelims as well as mains exam for sure success.
Sign In/Sign Up
We endeavor to keep you informed and help you choose the right Career path. Sign in and access our resources on Exams, Study Material, Counseling, Colleges etc.