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Thai military alleges Cambodia militarizing Preah Vihear temple complex

Thailand's armed forces have accused Cambodia of converting the disputed Preah Vihear temple into a military installation, raising fresh tensions over the UNESCO World Heritage site on their shared border.

LSN Thailand · 23 October 2026

Thai military alleges Cambodia militarizing Preah Vihear temple complex

The Thai military issued allegations on October 22 that Cambodia has established military operations at Preah Vihear, the 11th-century Hindu temple perched on a cliff overlooking the Thai-Cambodian frontier. The accusation marks a significant escalation in longstanding disputes over the ancient monument, which sits in a strategically sensitive location along the border.

Preah Vihear has been a persistent flashpoint between the two nations for decades. The International Court of Justice awarded sovereignty of the temple to Cambodia in 1962, though Thailand has maintained claims to surrounding territory. The site gained UNESCO World Heritage status in 2008, further complicating the territorial dispute.

Border skirmishes in the region have erupted periodically, with both nations maintaining military presence in the vicinity. The Thai military's latest allegations suggest heightened concerns about Cambodia's military activities at the temple complex and their implications for regional security along the contested frontier.

The accusations come amid broader sensitivities regarding military buildups along the Thai-Cambodian border. Both nations maintain garrisons in disputed areas, and incidents have occasionally resulted in casualties and diplomatic protests. The temple's dual significance as a cultural monument and strategic military location continues to complicate bilateral relations.

Photo: A gopura at the Temple of Preah Vihear, Cambodia, December 2019. PsamatheM via Wikimedia Commons (CC BY-SA 4.0).