Two-month journey took them through China, Vietnam and Laos before they finally arrived in Thailand.
Human Rights Watch says dozens of arrests in recent months indicate repression will continue.
Nguyen Van Duc Do is serving an 11-year prison term for criticizing the government's handling of a 2016 chemical waste spill that devastated Vietnam's central coast.
Sources say the authorities are selling out the country’s mineral wealth for a quick fix to the country’s power shortage problems.
Chen Jianfeng was detained shortly after penning an essay in memory of her mentor Cao Shunli, who died in police custody.
The apologies come after police deploy water cannon and tear gas to disperse a protest on Kowloon's Nathan Road.
The democratic island is seen as a safe haven and a possible destination for permanent settlement.
Report shows that North Korea’s 'Arduous March had lasting effects on children well into the 2010s.
They are accused of raising funds to support the ethnic Arakan Army in its fight against Myanmar government forces.
He said that he also plans to ‘liberate’ CNRP President Kem Sokha, who is under de facto house arrest.