Kalmyk deportations of 1943 originally nomadic shepherds of Dzungaria. They speak a West Mongolian language, an Altaic language. They practice Lamaism, a form of Buddhism practiced also in Tibet. In the 1630s, several Oirat tribes migrated westwards and settled along the Volga river. They were consolidated into a new ethnic group, the Kalmyks. While a part of their group went back to Dzungaria, others stayed and recognized the authority of the Russian Empire by the 18th century. During the Russian Civil War, a majority of Kalmyks actively participated in anti-communist Russian armies. When the Bolsheviks ultimately took power, numerous anti-communist people emigrated from Russia
Buddhism in Nepal Buddhism which began in the 1920s. Also, the rediscovery of Lumbini, the birthplace of Buddha, occurred in this era with contributions from among others, General Khadga Sumsher Rana. After the overthrow of the Rana dynasty in 1951, Buddhism gradually developed in the country. Theravada Buddhists played a greatly significant role for the Buddhist revival campaign in modern Nepal since the 1920s. This revival movement has changed Buddhism from a religion of some ethnic groups and castes to going beyond the caste and ethnic religion in Nepal. Presently, there are three main Buddhist schools; Tibetan Buddhism, Newar Buddhism and Theravada Buddhism.