Balaji Vishwanath Bhatt was the first Peshwa ,who gained effective control of the Maratha empire during the 18th century. He was 6th Peshwa of Maratha empire. He was born on 1 January 1662. Balaji Vishwanath also laid the foundation for the complex administrative system of the Marathas that held sway for a country after his death in 1720.