"Withai said these trench constructions ...constitute a violation of the 2000 Memorandum of Understanding (MOU) between Thailand and Cambodia. The MOU states that undemarcated areas must be jointly used for patrols, without altering the landscape www.nationthailand.com/news/general...
nationthailand.com
Thai military releases aerial evidence of Cambodian military buildup before border clash
The images show that, for over 70 years, neither side had settled or actively used the disputed area — contradicting Cambodian claims of long-standing occupation.