The government excluded the Christians from access to water tanks.
USCIRF recommending Vietnam be seen as a Country of Particular Concern (CPC) for its religious freedom abuses.
According to two recent reports, more than half of the world's population suffer from growing religious persecution.
The family lost everything when they converted to Christianity.
The mother and his son had to leave their home due to the pressure from the father and the neighbours.
Though he has now returned to his family, he will be placed under the surveillance of the authorities for at least six months.
The event occured in the Central Highlands of Vietnam.
Many Christians are put in jail under trumped up charges for several years; some have been imprisoned and tortured repeatedly.
The government asked for their résumés from the candidates.