The groups say the irregularities highlight a need for electoral reform.
The party prepares for more protests next month.
They threaten employers with wide scale protests if demands are not met.
The groups say they are unshaken by a defamation suit filed by top tycoon accused of the practice.
But Yorm Bopha says she fears she could still be re-imprisoned.
A rights group claims Try Pheap is close to Prime Minister Hun Sen’s family and the ruling party.
CCHR hits out at authorities for failing to resolve high-profile killings and bring perpetrators to justice.
International rights groups join in calling for Yorm Bopha’s freedom.
The pledge comes as the opposition plans a fresh protest over disputed polls.
Police are investigating the possibility of a 'third party' being behind shootings that left one dead.
It calls on Japan’s leader to use donor pull to force a breakthrough.
Authorities fire live ammo to disperse a rowdy crowd, killing a bystander.
Commanders stationed near Preah Vihear pledge to maintain peace.
Cambodia has sovereignty over the Preah Vihear promontory, it rules.
The American soft drink giant says land grabbing is 'unacceptable.'
The group could face consequences for raising concerns about indelible ink used in the election.
He calls on soldiers and civilians to refrain from provocations near the Thai border.
The ruling party refuses to discuss a probe into election fraud.
But critics say he should be given a stiffer sentence for a shooting attack.
This is the first meeting between the two sides since talks collapsed in September.