who is considered as the greatest of all the vijayanagar rulers
Vijayanagara Empire With the Vijayanagara Kingdom now imperial in stature, Harihara II, the second son of Bukka Raya I, further consolidated the kingdom beyond the Krishna River and brought the whole of South India under the Vijayanagara umbrella.[29] The next ruler, Deva Raya I, emerged successful against the Gajapatis of Odisha and undertook important works of fortification and irrigation.[30] Italian traveler Niccolo de Conti wrote of him as the most powerful ruler of India.[31] Deva Raya II (called Gajabetekara)[32] succeeded to the throne in 1424 and was possibly the most capable of the Sangama dynasty rulers.[33] He quelled rebelling feudal lords as well as the Zamorin of Calicut and Quilon in the south. He invaded the island of Sri Lanka and became overlord of the kings of Burma at Pegu and Tanasserim.[34][35][36]
Rajendra Chola I Rajendra Chola I or Rajendra I was a Chola emperor of India who succeeded his father Rajaraja Chola I to the throne in 1014 CE. He is considered as one of the greatest emperors of India. During his reign, he extended the influence of the Chola empire to the banks of the river Ganga in North India and across the Indian ocean to the West, making the Chola Empire one of the most powerful empires of India.[5][6] Rajendraâ€™s conquests included Sri Lanka, Maldives, and he successfully invaded the territories of Srivijaya in Malaysia, Southern Thailand and Indonesia in South East Asia.[5][7] The Cholas exacted tribute from Thailand and the Khmer kingdom of Cambodia. He defeated Mahipala, the Pala king of Bengal and Bihar, and to commemorate his victory he built a new capital city called Gangaikonda Cholapuram.[8][9]