After a closed-door trial, Vietnam orders land rights campaigners and democracy activists imprisoned for up to eight years.
Vietnamese cast mandatory ballots in the one-party state.
Rights group says details of crackdown on Hmong protests are being swept under the carpet.
One group claims 28 protesters are dead amid a military crackdown.
The official hostess in South Vietnam's presidential palace says little of her heydays in her book.
He could languish in jail for up to nine months before facing official charges.