A ceasefire between Thailand and Cambodia appeared to hold Tuesday as tensions lingered despite a truce agreement to end deadly border clashes following economic pressure from the U.S. The ceasefire that was reached in Malaysia was supposed to take effect at midnight,

Thailand and Cambodia agreed Monday to an unconditional ceasefire during a meeting in Malaysia, in a significant breakthrough to resolve five days of deadly border clashes that have killed dozens and displaced tens of thousands.

Cracks already started to appear on the first day the truce between the quarreling Southeast Asian neighbors was meant to be implemented.