Pham Doan Trang detained hours after the annual US-Vietnam Human Rights Dialogue.
Rights defenders say that unusually harsh punishment reflects wider troubles for Havana regime.
Human rights observer warns that the authorities ignore the demonstrators at their peril.
As Khadija Ismayil is given a seven-and-a-half year jail term, she tells judges that witnesses were pressured and testimony based on coercion and forgery.
With a vengeful government state behind them, prosecutors were always going to get rights activists Leyla and Arif Yunus put behind bars.
Courts concern themselves with charges of financial wrongdoing, and ignore the blindingly obvious offence of criticising the government.
"A powerful symbol of both what is possible and what is necessary for Syria’s future."
Reputation for accuracy and independence behind big rise in subscription to Central Asian news analysis agency.
IWPR report on efforts to destroy war crimes evidence puts suspects on the defensive.