He calls for Tibet's freedom and the return of the Dalai Lama before being taken away by police.
Tibetans who resist demolition are beaten and their mobile phones taken away.
He was taken into custody in 2012 ahead of plans to release a video criticizing Chinese rule.
They had led resistance to Chinese efforts to force the sale of land believed to contain gold.
Chinese authorities pressure the dead man's mother to say his action was not political.
Authorities fear push for language rights as an assertion of Tibetan identity.
They are accused of conducting prayers in Tibet, sponsoring prayers in India.
Shocking photos of the latest Tibetan self-immolation had been circulated extensively.
One monk is linked to Tibet independence related writings on an iron bridge in a restive county.
The closing is one of several restrictive policies in the area, sources say.
Chinese authorities tighten security measures and sever communication links.
He scattered flyers and called out in support of Tibet's exiled spiritual leader the Dalai Lama.
They also threaten to seize a local sacred mountain and open it to mining.
They were blamed for leading protests challenging forced displays of loyalty to China.
They are accused of exchanging politically sensitive information and calling for independence from Beijing.
He returns to his hometown after serving six years for his role in protests in Ngaba.
They demand fair compensation and 'equal rights.'
Relatives were never told they had been charged or tried.