Who was the greatest ruler of all time in Indian history?

He was commonly known as Ashoka and Ashoka the Great, was an Indian emperor of the Maurya Dynasty who ruled almost all of the Indian subcontinent from circa 269 BCE to 232 BCE. One of India's greatest emperors, Ashoka reigned over a realm that stretched from the Hindu Kush mountains in the west to Bengal in the East and covered the entire Indian subcontinent except parts of present-day Tamil Nadu and Kerala. read more

The gene inheritance of Yuezhi ethinicity, he ruled almost the major parts of India. His vast empire operation and united rule made him to be the 10th best ruler of India in its golden history. 9.) Harsha Vardhan. Another Ruler from the northern province of India, whose time reign was said to be in 590-647. read more