More Tibetans are held following the fourth week of anti-China protests.
Former Tibetan political prisoners say China carries out unequal policies against ethnic minorities.
Three months after a Tibetan monk's self-immolation death to protest Chinese rule, Kirti monastery is swamped by Chinese security.
Discrimination sparks unrest and a response by riot troops.
More local Tibetans stage protests against Chinese rule.
They accuse Chinese authorities of 'staging' the event.
Chinese authorities reject family appeals to protect an historic site.
Tibetan monks and nuns step forward to take the place of others beaten and detained in earlier protests.
Tibetan monks and nuns brave beatings to demonstrate.
Foreign travel to Tibet is to be restricted possibly through July.
Three are held for demonstrations against Chinese rule.
The Dalai Lama says the situation is "becoming worse and worse."