Duch, who is 69, was handed a commuted sentence of 19 years at the end of his atrocity crimes trial in 2010.
Some of Wednesday’s female protesters tore off their shirts as they faced off with riot police carrying batons and shields.
Defense attorneys for three jailed regime leaders have challenged the authenticity of documents from the well-established organization.
The ruling Cambodian People’s Party received about 78 percent of the votes, with the opposition Sam Rainsy Party taking the remainder.
Hun Sen said Tuesday he would take back land concessions if the violence continues.
Nil Nonn, head judge of the Trial Chamber, stopped him and reminded him to keep his questions limited to the case at hand—No. 002.
Nearly 80 land cases involved government land concessions that affected more than 30,000 families.
Bou Meng and Chhum Mey spend less time at the trial of Khmer Rouge leaders these days, and more time at the torture center they both survived.
Sia Phearum told “Hello VOA” people are being forced off land they earned through “backbreaking” work.
The UN sent its expert for the court to Cambodia this week to meet with government and court officials over a UN-appointed judge.
Overcoming such trauma is not easy and going back into the past does not help either, Sam Keo said.
Bou Meng and Chhum Mey spend less time at the trial of Khmer Rouge leaders these days, and more time at S-21 museum.