About Sudarshan Mahasthavir

Sudarshan Mahasthavir (1938–2002) was a Nepalese Buddhist monk and author who played a major role in the development of Theravada Buddhism in Nepal and Nepal Bhasa literature. He was jailed by Nepal's repressive Panchayat regime for his activities supporting language rights.
Thai monks blessing the King of Thailand in Wat Nong Wong

Theravada Buddhist monks – Guardians of the monastic code

is the most commonly accepted name of Buddhism's oldest existing school. The school's adherents, termed Theravādins, have preserved their version of Gautama Buddha's teaching or Buddha Dhamma in the Pāli Canon for over a millennium. Aided by the patronage of Mauryan kings like Ashoka, this school spread throughout India and reached Sri Lanka through the efforts of missionary like Mahinda. Starting at around the 11th century, Sinhalese Theravāda monks and Southeast Asian elites led .