Jagadhekamalla II followed Somesvara III to the Western Chalukya throne. His rule saw the slow decline of the Chalukya empire with the loss of Vengi

Vengi

The Vengi kingdom extended from the Godavari River in the north to Mount Mahendragiri in the southeast and to just south of the banks of River Krishna in the south of India. This area was part of Kalinga until that kingdom was conquered by Emperor Ashoka of the Mauryan Empire in the mid 3rd century...

 entirely, though he was still able to control the Hoysalas in the south and the Seuna

Seuna

The Seuna, Sevuna or Yadavas of Devagiri was an Indian dynasty, which at its peak ruled a kingdom stretching from the Tungabhadra to the Narmada rivers, including present-day Maharashtra, north Karnataka and parts of Madhya Pradesh, from its capital at Devagiri...

 and Paramara

Paramara

Paramara is a Maratha, Gurjar,& Rajput clan of India.The Paramara clan belongs to the Agnivansha of Rajputs ancient Kshatriyas...

 in the north. He patronised Kannada grammarian Nagavarma II

Nagavarma II

Nagavarma II was a Kannada language scholar and grammarian of the 11th or 12th century Western Chalukya court centred in Basavakalyan, modern Karnataka state, India. He was the earliest among the three most notable and authoritative grammarians of Old-Kannada language...

, who wrote many famous works including Kavyavalokana and Karnataka Bhashabhushana. Jagadhekamalla II himself was a merited scholar and wrote in Sanskrit Sangithachudamani a work on music.