Sadasiva Raya, the nephew (sister's son) of Achyuta Raya, became king of Vijayanagara Empire according to the laws of Aliya Santana, then restored the Vijayanagara empire's power which had diminished after the rule of Krishna Deva Raya.
Sadasiva Raya, who was the nephew (sister's son) of Achyuta Raya became king according to the laws of Aliya Santana which was prevalent among the Bunt caste to which the Tuluva dynasty belonged. Sadasiva Raya alone with his minister Rama Raya,who restored the Vijayanagara empire's power which had diminished after the rule of Krishna Deva Raya.The strategy was to play the Deccan Sultanates against each other by first allying with one and then another. 
