Cambodia and Thailand agreed to maintain a ceasefire and allow neutral monitors, as the U.S. cited a "high level of distrust" between the Southeast Asian neighbors after their deadliest border clashes in decades.

A meeting of senior security officials from the two nations held in Kuala Lumpur approved a set of measures to strictly enforce the truce and ease border tensions, including ceasefire monitoring by an interim team of defense attaches stationed in Bangkok and Phnom Penh from the Association of Southeast Asian Nations. The teams would be led by Malaysian attaches.

The General Border Committee also agreed not to move or reinforce troops and weapons along the roughly 500-mile disputed border, Cambodian and Thai officials said at separate briefings on Thursday. Representatives of Mal

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