Under Bukka Raya's 21-year reign (37, according to Nuniz) the kingdom prospered and continued to expand as Bukka Raya conquered most of the kingdoms of southern
India, continually expanding the territory of the empire. He defeated the
Shambuvaraya Kingdom of
Arcot and the
Reddis of Kondavidu by 1360 and the region around
Penukonda was annexed. Bukka defeated the Sultanate of
Madurai in 1371 and extended his territory into the south all the way to
Rameswaram. His son,
Kumara Kampana, campaigned with him and their efforts were recorded in the Sanskrit work
Madura Vijayam(also known as
Veerakamparaya Charitram) written by his wife
Gangambika. By 1374 he had gained an upper hand over the Bahmanis for control of the Tungabhadra-Krishna doab and also took control of
Goa, a small portion the kingdom of
Eastern Ganga Dynasty of Odisha (Orya) were also captured and Bukka forced the
Jaffna kingdom of
Ceylon and the
Zamorins of Malabar to pay tributes to him. ==Clashes==