The former opposition members are due to have their cases heard Thursday and could face between seven and 20 years in prison if their convictions are not overturned.
The Phnom Penh Post, the last independent English-language daily newspaper in Cambodia, had been sold to Malaysian public relations tsar Sivakumar S. Ganapathy.
Hun Sen defended the country relationship with China, saying other countries were “jealous” of Beijing’s rise.
Kay Kimsong was fired on Monday after representatives of the new owner ordered senior staff to remove an article about the sale from its website, claiming factual inaccuracies.
Bersih, a group promoting free and fair elections, says it has found "major irregularities'' in the electoral roll, including more than 2.1 million people without addresses.
"It’s never had an open opposition, it’s never been a multi-party country; that’s not a system that Cambodians are accustomed to. Not that some Cambodians wouldn’t want to have one, but they have not had one," David Chandler says.
On April 30, the National Election Committee announced it was opening registration for parties who wished to contest the July 29 vote.
Rice wine is typically home-brewed and is popular at social gatherings; added alcohol that is not distilled properly contains methanol, which can kill even in small amounts.
Newspaper is widely considered the last independent media voice in Cambodia.
A recent decree stated that the new control measures were intended to protect public health and promote better export-quality goods.
The new deployment comes after two attacks on Cambodian peacekeepers in the past twelve months by guerrilla forces and militiamen in the host countries.