Thailand and Cambodia agree to second ceasefire

Thailand and Cambodia announced a second ceasefire in their ongoing conflict on Saturday, after weeks of fighting and tension along the two nations’ border. For those following closely along, the ceasefire announcement landed less like a victory and more like a deep exhale. After weeks of artillery fire, airstrikes, and mass displacement along their shared border, the two countries agreed to stop shooting—at least for now.

The agreement follows one of the most intense periods of fighting between the neighbors in years. Entire communities on both sides have been uprooted, towns across the borders emptied, and thousands of people forced to leave their homes in a mass displacement event. Across the area, schools and hospitals have shut down as civilians have fled shelling and rocket fire.

Thailand and Cambodia share an 817-kilometer border shaped by colonial-era maps and long-standing disagreements over land, an ancient temple, and jurisdiction. These disputes aren’t new. What has felt different this time was the speed and scale of the escalation. With the recent flare up of tensions, both countries are seeing a rise in nationalist sentiment. What began as a familiar tit-for-tat exchange of fire rapidly turned into sustained, multi-front combat—the kind the region hasn’t witnessed in years. And civilians are the ones who are bearing the brunt of the fallout.

An earlier truce—which was negotiated in October during talks in Kuala Lumpur, Malaysia—was meant to calm tensions and establish guardrails to prevent escalation, but it collapsed within weeks, leading to the most recent exchange of military fire. In early December, fighting started back up across multiple border provinces in both countries, with each side accusing the other of violations and initial provocation. Violent tensions were reignited in areas along both sides of the border, including Preah Vihear, Oddar Meanchey, and Banteay Meanchey provinces in Cambodia, and Si Sa Ket, Surin, and Ubon Ratchathani provinces in Thailand.

One factor that has shaped how the fighting unfolded is the imbalance in military capability between the two nations. Thailand holds one of Southeast Asia’s most capable and armed military forces. Its military has about 245,000 personnel, and includes a large standing army, substantial reserve forces, and an updated reservoir of equipment, supported by a comparatively advanced air force. Cambodia’s armed forces, by comparison, are smaller in both manpower and capabilities. Cambodia has a sizable army of about 125,000 personnel, with ground troops and artillery, but it lacks the equipment, like combat aircraft and advanced air defense systems. Cambodia’s military does not possess fighter jets on par with Thailand’s and its heavy weapons systems are older and more limited. The result of the clash between these militaries is a conflict that has unfolded across all parts of the border, combining ground combat, artillery strikes, and airstrikes.

Perhaps the most jarring consequence of the recent escalation of conflict is the human impact.

The 20 days of fighting claimed more than 100 lives on both sides. Thailand’s military lost 26 soldiers, and 45 civilian deaths have been reported since the Dec. 7 escalation. Cambodia has not issued an official number of military casualties, but says that 30 civilians have been killed, and 90 others injured. According to reports, almost a million people from both countries have been displaced from their homes due to this month’s fighting. In Cambodia, authorities reported that more than half a million civilians have fled their homes, seeking shelter in other parts of the country. Thai officials have evacuated tens of thousands of residents from border districts facing sporadic shelling.

Currently, it is quiet along the Cambodian-Thailand border. The newly signed ceasefire agreement outlines several immediate steps to stabilize the situation along the border. Both governments have committed to an immediate end to military operations in the region, along with agreeing to remove military personnel from the most heavily contested areas. The agreement also includes provisions for clearing landmines and unexploded ordnance, a necessary condition for allowing displaced civilians to safely return to their homes.

One of the most closely watched elements of the ceasefire involves the release of Cambodian soldiers who are currently detained by Thai forces. Thailand has agreed to release 18 members of the Cambodian military, who have been in their possession since July, but only after the ceasefire holds for at least 72 consecutive hours without major violations—the soonest this would happen is Tuesday. Cambodian officials have agreed to this clause. The conditional nature of the truce reaffirms lingering mistrust between the two governments, even as both publicly have signed an agreement to cement their commitment to de-escalation and peace.