Jai Singh mixed in most of the trouble and warfare of the long period of anarchy that coincided with his reign; but he distinguished himself more as a statesman than a soldier, and has been termed the Machiavelli of his day.G.R. Kaye, The Astronomical Observatories of Jai Singh
Maharajah Sawaii Jai Singh II of Jaipur was born in 1686 and succeeded as ruler of the Amber territory at the age of thirteen. As a youth, he showed an interest in astronomy, and acquired a thorough knowledge of its principles.
Map of Rajasthan showing the territory of Amber