Money sent by foreign governments and international banks finances repression by the military and police, Vietnamese groups say.
The group has also sent letters to the secretary of the Health and Human Services Department and California congressmen to get their support.
Those who have been affected by a large-scale environmental disaster in the central coastal provinces are struggling to make ends meet.
A new government report says the lack of rain and resultant salt intrusion have cost the nation more than $670 million.
Sunday's rallies tried to demand accountability from a silent Hanoi two months after a major ecological disaster.
While the U.S. president's remarks are televised, noted activists are prevented from discussing issues with him.
Decision to lift an embargo on U.S. arms sales to Vietnam without any rights concessions sacrifices American leverage, critics say.
As Vietnam and the U.S. grow closer, White House officials say the president plans to bring up the human rights agenda and talk to dissidents.
President Obama will have to make some tough choices as he makes a trip to the the Southeast Asian country this month.
While new media makes it tougher for the government to control what people think, it is far from powerless as mass protests turn into small gatherings.
The annual move by Beijing takes on added significance in the seaway that is at the heart of an international dispute.
Officials say Tran Thi Hong violated has national law by having discussions with the religious freedom delegation.
Weapons deals, trade and the South China Sea dispute complicate the growing relationship between Hanoi and Washington.
The former chief of the Nha Trang Institute of Oceanography says it’s up to Hanoi to tell the people.
Rare demonstrations illustrate the depth of dissatisfaction with the government's effort in the environmental disaster.
Fisherman protest, while focus on cause returns to Taiwan venture building huge steel mill as experts reject red tide explanation.
Top government officials say it is unlikely that the giant Formosa plant is cause of the environmental disaster.
The company backs away from an executive's statement on environmental protection, but the cause of the disaster is still unknown.
Pollution concerns are underscored in the conflict between aquaculture and manufacturing industries.
Four, who were among 46 sent back to Vietnam last year, sentenced for organizing illegal departure.
Local priest says authorities injured at least three at Huong Phuong church as Catholics in the area continue to face harassment.
Four of the 46 who sailed to Australia in hopes of a better life now face years in prison under a law designed to prevent human trafficking.
Much criticized catch-all Article 88 employed to silence critics of the regime.
Le Thi Minh Ha says her husband, Vietnamese blogger Nguyen Huu Vinh, was jailed without any legal basis or proper evidence.
The father of one of the inmates in Xuyen Moc prison say officials admitted they had violated their rights.
Experts say the release from the Jinghong Reservoir may do little to quench the crises threatening the Mekong River basin.
Operators of the independent blog are sentenced to harsh prison terms for 'abusing democratic freedoms.'
Human Rights Watch calls for release of Basam blog founders Nguyen Huu Vinh and Nguyen Thi Minh Thuy.