It's hard to say for sure. If it's labeled as inspired by true events, then it likely has some basis in reality but with creative liberties taken. If not, it's probably fictional.
Hurrem Sultan was a very influential figure. She was a slave girl who managed to rise to great power in the Ottoman Empire. She caught the eye of Suleiman the Magnificent and became his favorite. Through her intelligence and charm, she had a significant impact on the politics of the empire, often influencing Suleiman's decisions.
I'm not entirely sure which 'Sultan Rewari' you specifically refer to. There could be many individuals named Sultan in Rewari or it could be a very specific local or personal story. More context is needed to accurately tell the real story.
I'm not sure specifically which 'Sultan Ali Khan' the wrestler you're referring to. There could be many wrestlers with that name. If he is a local or regional wrestler, more context about his area or the time period he was active in would be really helpful to tell his real story.
Razia Sultan was a remarkable figure. She was the first female Muslim ruler in the Indian subcontinent. Razia broke gender norms of her time. She was known for her administrative skills and her efforts to rule justly. However, she faced strong opposition from the male - dominated nobility who were not ready to accept a woman as their ruler.
Mera Sultan was a very powerful figure. He was known for his great leadership in his territory. He made significant reforms in the military and economy, which strengthened his rule and brought prosperity to the people. His reign was marked by important construction projects as well.
I'm not sure which 'Sultan Mirza' you specifically refer to. There could be many people with this name. If it's a relatively unknown individual, more context is needed to tell the real story.