Other than some censorship and a little political correctness everything is great.
Though in real documented history Udaybhan Defeated Tanhaji and thereafter was Killed by Tanhaji's brothers. The film shows otherwise probably for Maratha appeasing (core targeted audience) but it certainly gives many other insights to Udaybhan's life.
All in all, It's a BILLION times BETTER than that Proleft corrected "CHAPPAK" .