 These three regions are located in Haidong Prefecture, a zone in the Qinghai province in which 90% of the population is non-Tibetan either in origin or culture.Furthermore, a former leader of the Tibet Autonomous Region disputes whether the Panchen Lama visited any region of Tibet before writing his report.During a commemoration in 1999 of the 1959 Tibetan uprising, the Dalai Lama declared that "the 70,000 Character petition published in 1962 by the former Panchen Lama constitutes an eloquent historical document on the policies carried out by the Chinese in Tibet and on the draconian measures put in place there."