Escalating Conflict Between Thailand and Cambodia: A Deep-Dive

The ongoing border conflict between Thailand and Cambodia has intensified significantly since December 7, 2025, leading to widespread violence and humanitarian crises. The clashes, which have resulted in the deaths of at least 40 individuals and the displacement of over half a million people, are primarily centered along their 817-kilometer (508-mile) shared border. The situation escalated after a skirmish injured two Thai soldiers, prompting retaliatory actions from both sides.

Thailand Works to Repatriate Thousands Stranded at Cambodia Border Crossing

As a direct consequence of the conflict, Thailand is working to repatriate approximately 6,000 of its citizens stranded at the Poipet border crossing, which Cambodia closed amid the fighting. The Thai foreign ministry has urged nationals in Cambodia to seek assistance from the consulate in Siem Reap for alternative travel arrangements. The violence has severely disrupted the tourism sector, particularly in Siem Reap, where visitor numbers have dropped by 10% since the onset of hostilities.

South China Morning Post

Both nations have engaged in heavy military actions, with Thailand conducting airstrikes using F-16 jets against what it claims are Cambodian military targets, including infrastructure in Pursat province. Cambodia, on the other hand, has accused Thailand of launching rocket attacks that have resulted in civilian casualties. The Thai military has reported the first civilian death from the conflict, a 63-year-old villager killed by a Cambodian rocket.

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In response to the conflict, Thailand has halted fuel shipments through its border with Laos, fearing that supplies might be diverted to support Cambodian forces. The Thai government has also imposed a curfew in Trat province, which borders Cambodia, to maintain order amid the escalating violence.

Thailand blocked a fuel supply route to Laos due to escalating border conflict with CambodiaThe Diplomat MagazineAre Thailand and Cambodia Safe to Visit Right Now? What You Should KnowReutersThailand Works to Repatriate Thousands Stranded at Cambodia Border CrossingThe Straits Times

Despite international calls for a ceasefire, including from U.S. President Donald Trump, both Thailand and Cambodia have denied reaching any agreement to halt hostilities. Thai Prime Minister Anutin Charnvirakul stated that Cambodia must first announce a ceasefire, framing the situation as one of self-defense against aggression. Conversely, Cambodian Prime Minister Hun Manet has expressed pride in his nation's military response and has called for solidarity among citizens.

The Diplomat MagazineAssociated PressAssociated PressThe Diplomat MagazineCambodia urges Thailand to immediately stop military operations

Critics of the Thai government's approach argue that its military actions could exacerbate the humanitarian crisis and further destabilize the region. The Cambodian government has condemned Thailand's airstrikes as violations of its sovereignty, while also accusing Bangkok of failing to engage in meaningful dialogue to resolve the conflict.

The Diplomat Magazine

There are discrepancies in casualty figures reported by both sides. While Thailand acknowledges the deaths of 16 soldiers, Cambodia has not confirmed any military casualties, leading to speculation about the true scale of the conflict's impact. Additionally, the humanitarian situation remains fluid, with reports indicating that nearly 800,000 people have been displaced, raising concerns about the adequacy of relief efforts.

Associated Press

A special meeting of Southeast Asian foreign ministers is scheduled for December 22, 2025, in Malaysia, aimed at addressing the escalating conflict and seeking a diplomatic resolution. The outcome of this meeting may be crucial in determining the future of Thai-Cambodian relations and the potential for a ceasefire.

Cambodia urges Thailand to immediately stop military operations

• “No one is pressuring us. Who is pressuring whom? I don't know,” — Anutin Charnvirakul, Prime Minister of Thailand

UsNews and World Report

• “proud to witness the powerful force of Khmer national solidarity at a time when our country is facing hardships due to aggression from a neighboring country.” — Hun Manet, Prime Minister of Cambodia

The Diplomat Magazine

• “As the aggressor onto Thai territory, Cambodia must announce the ceasefire first,” — Maratee Nalita Andamo, Thai Foreign Ministry Spokeswoman

The Straits Times

The situation remains precarious, with both nations entrenched in their positions, and the humanitarian crisis deepening as the conflict continues.

The Diplomat Magazine