Explanation:

Peshwa stands for Prime Minister, in Marathi. As the name suggests, the Peshwa of the last ruler of the Shivaji dynasty, Shahu, ascended the throne and established the Peshwa Dynasty. In the year 1712, Balaji Vishwanath laid the foundations of the Peshwa Dynasty. The Peshwa Dynasty prevented the Maratha Empire from disintegration after the death of Shahu in the year 1712.