The squabble has dragged on for decades, flaring into bloody military clashes more than 15 years ago and again in May, when a Cambodian soldier was killed in a firefight.

Thai health authorities say 14 people killed in Cambodian attacks; Thailand carries out cross-border air attacks.

Thai air strikes rained down on Cambodia as 40,000 Thais fled deadly Cambodian rocket attacks and Bangkok accused Phnom Penh of ‘war crimes’.