A ceasefire agreed between Thailand and Cambodia took effect at midnight (1700 GMT Monday), temporarily halting heavy fighting along their shared border, though Thai authorities reported violations by Cambodian forces in several areas just hours later.

Thai and Cambodian leaders are meeting in Malaysia in an urgent effort to resolve deadly border clashes that entered a fifth day despite mounting international calls for peace.

A ceasefire between Cambodia and Thailand appears to be holding, hours after it came into effect at midnight local time (1 p.m. ET Monday), following days of clashes across the two countries’ disputed border.