The former king visited Hanoi for 4 days, with his wife and the current king, his son, Norodom Sihamoni.
Hun Sen said the remarks were impolite and disrespectful following a 10-day visit this month.
Some 10,000 members gathered to mark 59 years since the party was founded.
The legacy of the Khmer Rouge, which destroyed the courts, and former control by Vietnam both hampered the development of the system.
The art exhibition shows works from children created during the lifetime of the organization at Romdeng restaurant.
An opposition lawmaker said Friday the response was inadequate because it did not go on to explain where the millions were spent.
Chhun Yasith, the head of the Cambodian Freedom Fighters, was sentenced to life in prison without parole in a US court on Tuesday.
The center, due to be established this year, will resolve such disputes within crossing the current court system.
Ek Sonn Chan, the head of Phnom Penh’s water authority, says he wants to get clean water to Cambodians beyond the capital.
Chhun Yasith was a naturalized US citizen who fled Cambodia as a refugee in 1982.
Sean Visoth requested leave for health reasons in November 2008, as international donors were considering corruption allegations.
The opposition party in recent months has been deeply critical of recent government efforts to mark the once-contested border.
Officials said the aid delivery was a routine part of bilateral ties between the two countries.
The charge, for distribution of false information, carries a penalty of up to 15 years in prison.
The film also won prizes at the Sundance Film Festival earlier this year.
Subedi said last week he was not confident the courts could bring justice to the people of Cambodia.
If a warrant is issued for her arrest, she will be the second Sam Rainsy Party member to be abroad and facing a jail term.
Om Yentieng, who is head of the Anti-Corruption Unit, said he had the statue erected “without prior permission and by my own decision."
The Nobel-Baza Fine Art Gallery in San Diego is hosting this month two Cambodian artists.
The contamination usually arises from improper handling, preparation, or food storage, Dr. Taing Tek Hong, told “Hello VOA” Thursday.
ព័ត៌មានផ្សេងទៀត