Chedi Kingdom
King of Chedi Kingdom, Dhrishtaketu, the son of Shishupala (who was killed by Krishna on the day of Yudhishthira's Rajasuya Yagna) and his sons (at least 3) took part in the Kurukshetra War from the Pandavas' side. Dhrishtaketu was killed by Guru Dronacharya on the 14th day of the war. Prince of Chedi kingdom (Son of Dhrishaketu) was killed by Ashwatthama on the 15th day of the war.