delhi sultans faced rebellions from the confederacy of local chiefs under the authority of prolaya of the musunuri nayaks clan. the reddis of addanki, koppula telagas of pithapuram and the recharla velamas of rachakonda actively helped him. warangal was liberated and telugu land enjoyed freedom for fifty years. musunuri kapaya nayaka appointed his relatives toyyeti anavota nayaka and mummadi nayaka (korukonda) as governors in godavari region. mummadi nayaka married the niece of kapaya nayaka. mummadi nayaka lived till 1388. he had three sons who ruled for a period of 40 years and later they were reduced to submission by the reddis of kondaveedu and their principality was merged in the kingdom of kondaveedu. subsequently, narasimha deva iv of kalinga succeeded in conquering this region, but was repulsed by anavota reddi of rajahmundry. he was succeeded by anavema reddi and kumaragiri of the same dynasty.