Singhasari

Kingdom based in eastern Java that emerged in the first half of the 13th century after the decline of the kingdom of Kadiri. Singhasari's first king, Ken Angrok (or Ken Arok), defeated the king of Kadiri, Kertajaya, in 1222. The last king of Singhasari, Kertanagara (q.v.; 1268–92), was able to unite eastern Java temporarily. Toward the end of Kertanagara's reign, Kublai Khan, the great khan of the Mongols