I think this should answer your question:-
During the Gupta Empire , which existed approximately from 320 to 550 AD and covered much of the Indian Subcontinent . Founded by Maharaja Sri-Gupta, the dynasty was the model of a classical civilization. The peace and prosperity created under leadership of Guptas enabled the pursuit of scientific and artistic endeavors.
This period is called the Golden Age of India and was marked by extensive achievements in science, technology, engineering, art, dialectic, literature, logic, mathematics, astronomy, religion and philosophy that crystallized the elements of what is generally known as Hindu culture. Chandragupta I, Samudragupta, and Chandragupta II were the most notable rulers of the Gupta dynasty.
The Gupta period produced scholars such as Kalidasa, Aryabhata, Varahamihira, Vishnu Sharma, Vatsyayana and Prashastapada who made great advancements in many academic fields. Science and political administration reached new heights during the Gup ...more

Independence se pehle Kisi Raja Ka Raj Chal Raha Tha?? I think English man was handel all thinks..

Before independence if u r asking about any hindu raja then GUpta Period but actually it was Mughal emperor Akbar