Thailand announced a curfew in its southeastern Trat province on Sunday as fighting with Cambodia spread to coastal areas of a disputed border region, two days after U.S. President and would-be peacem...

The fragile ceasefire between Thailand and Cambodia, the two Southeast Asian neighbours, broke down this week, resulting in an all-out war that is still ongoing.

The latest clashes between the Southeast Asian neighbours, which stem from a long-running dispute over the colonial-era demarcation of their 800-kilometre (500-mile) frontier, have displaced around ha...