Explanation:

The Chand Kings were Hindu ruling clan of Kumaon, which ruled the region after the decline of Katyuri Kings in 11th century AD.The Chand kingdom was established by Som Chand in the 10th century,by displacing the Katyuri Kings, who had been ruling the area from the 7th century AD. He continued to call his state Kurmanchal, and established its capital in Champawat in Kali Kumaon, called so, due to its vicinity to river Kali.