Hello Ashish,
The eligibility criteria for JNU 2020 for M.A History is that a candidate must have passed graduation degree in any discipline (10+2+3) with atleast 50% aggregate from a recognised board.There is no age limit.So yes, you are eligible.
You can see the detailed eligibility criteria by clicking the link below
https://www.google.com/amp/s/university.careers360.com/articles/jnu-eligibility-criteria/amp
I hope this is helpful to you.
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