In March 2005, Sihanouk accused Thailand, Laos, and Vietnam of encroaching into Cambodian territory, through unilateral border demarcation exercises without Cambodian participation.
Pada Maret 2005, Sihanouk menuduh Thailand, Laos, dan Vietnam mencaplok wilayah Kamboja, melalui demarkasi perbatasan unilateral telah dilakukan tanpa kehadiran Kamboja.