Retired senior military officer was arrested by military forces in southern Kampong Speu province, his son said.
The arrests by Cambodia's Anti-Corruption Unit follow charges against 2 former advisers to Senate President Hun Sen
Phon Yuth posted messages on Facebook that were critical of Prime Minister Hun Manet.
Protests in August over the Cambodia-Laos-Vietnam Development led to a nationwide crackdown.
Duong Dara was named in a complaint filed in June by investors in southern Svay Rieng province.
Comments and observations from Asia’s leaders and experts on the U.S. presidential election results.
Ly Sameth is the latest Cambodian to publicly apologize to Senate President Hun Sen in a social media post.
Thai holiday island at center of dispute with Cambodia over offshore gas
An explainer on how 'elections' work in authoritarian countries in Asia.
Attacks on media workers frequently go unpunished.