Kem Ley was a regular feature of pro-opposition and independent talk radio stations, where he often made comments critical of the government.
The Licadho report went on to detail what it said was the routine shutting down of peaceful protests and inflammatory rhetoric in the run up to local elections last month.
They were arrested in early May last year and charged with allegedly bribing a witness in a case against opposition leader Kem Sokha.
In fact, as the number of people killed in land conflicts around the world soars, more than half of the dead have been women, rights watchdogs say.
In a statement on Tuesday, the Extraordinary Chambers in the Courts of Cambodia (ECCC) said the decision marked the conclusion of more than eight years of investigative work.
The Southland factory suspended 10 members of the Collective Union of Movement of Workers (CUMW) after they protested the decision, according to an industry association.
Election observers have opted to wait until the official results are announced before commenting on the quality of the election process.
The building became an iconic Phnom Penh landmark after it was designed by Van Molyvann in the 1960s as low-cost, attractive social housing.
Observers say about 800,000 workers had been unable to travel, the majority of whom were migrants.
Two reporters of the Cambodia Daily were reporting from Ratanakkiri province’s O’Yadav district last month when the alleged violations are claimed to have taken place.
The government dismissed Amnesty’s findings, saying it was an attempt to influence the forthcoming local elections, which will take place on Sunday.