Cambodia and the US will mark 60 years of diplomatic relations in July.
Cambodia was once littered with mines and ordnance from decades of war, where peace came only as recently as 1998.
The UN Food and Agricultural Organization estimates that Cambodia lost 29 percent of its primary forest cover between 2000 and 2005.
Pen Sovann was the prime minister under the first government put in place by the Vietnamese.
National Assembly President Heng Samrin said conversations between the Sam Rainsy Party and the government typically have no results.
Arrests are continuing in a sweep of border provinces where illegal logging still takes place.
Lawmakers had argued the current pursuit of border demarcation violated the nation’s constitutional right to sovereignty.
In 1974 and 1975, a US ambassador battled Washington to support a negotiated solution to Cambodia's worsening conflict.
VOA Khmer, in collaboration with the Documentation Center of Cambodia, presents an AUDIO VERSION of "A History of Democratic Kampuchea."
The Supreme Court on Wednesday delayed a defamation hearing of opposition lawmaker Mu Sochua, who was found guilty by a lower court.
Sanchez is the vice chairwoman of the House of Representatives’ Homeland Security Committee.
International mining experts have called on Cambodia to join an organization to promote transparency in the extractive industries.