Guru Tashi was a 13th century prince from the Minyak House of the Kham

Kham

Kham , is a historical region covering a land area largely divided between present-day Tibetan Autonomous Region and Sichuan province, with smaller portions located within Qinghai, Gansu and Yunnan provinces of China. During the Republic of China's rule over mainland China , most of the region was...

 region of Eastern Tibet

Tibet

Tibet is a plateau region in Asia, north-east of the Himalayas. It is the traditional homeland of the Tibetan people as well as some other ethnic groups such as Monpas, Qiang, and Lhobas, and is now also inhabited by considerable numbers of Han and Hui people...

. According to legend, he had a divine revelation one night instructing him to travel south to seek his fortunes.

He travelled south to the present day Indian state of Sikkim

Sikkim

Sikkim is a landlocked Indian state nestled in the Himalayan mountains...

. His descendants, beginning with Phuntsog Namgyal

Phuntsog Namgyal

Phuntsog Namgyal was the first chogyal of Sikkim, now an Indian state. He consecrated in 1642 at the age of 38. Phuntsog was a fifth generation descendant of Guru Tashi, a 13th century prince from the Mi-nyak House in Kham in Eastern Tibet.According to legend, Guru Rinpoche, a 9th century...

, were later to form the royal family of Sikkim, known as the Chogyal

Chogyal

The Chogyal were the monarchs of the former kingdoms of Sikkim and Ladakh, which were ruled by separate branches of the Namgyal family. The Chogyal, or divine ruler, was the absolute potentate of Sikkim from 1642 to 1975, when its monarchy was abrogated and its people voted to make Sikkim India's...

Monarchy, which ruled from 1642 to 1975.