Five Thai paramilitary soldiers have been killed and six civilians wounded — including a ten-year-old boy — in a coordinated attack on a security checkpoint in Thailand's troubled south, the army confirmed on Wednesday. The assault targeted the Buketa Sami checkpoint in Narathiwat province, where around ten assailants dressed in black and wearing brimmed hats arrived by pickup truck and motorcycle before opening fire and throwing pipe bombs at members of Task Force Ranger Regiment 45 while they were on duty protecting local residents. The attackers then seized three AK-47 rifles, three bulletproof vests and several mobile phones before fleeing. Security forces later found the pickup truck abandoned and set ablaze roughly 21 kilometres from the scene. No group has claimed responsibility and no arrests have been made.

The attack is one of the deadliest against Thai security forces in recent years. For context, a 2019 grenade and gun assault on a checkpoint in the nearby province of Yala — also in the deep south — killed 15 people. Wednesday's incident also came just a day after a car bomb exploded outside a former police station elsewhere in Narathiwat, injuring an officer — the first car bombing recorded in the region this year. An Amnesty International human rights researcher noted that while attacks in Thailand's deep south typically target security personnel, Wednesday's incident stood out both for its death toll and for the fact that young civilians were caught in the crossfire.

Narathiwat, along with the neighbouring provinces of Pattani and Yala, forms the heart of a long-running separatist conflict. The region is predominantly populated by ethnic Malay Muslims and has seen an armed insurgency since 2004, during which more than 7,000 people — civilians, security personnel and fighters — have been killed. Rebels, primarily associated with the Barisan Revolusi Nasional (BRN), have sought greater autonomy from the Buddhist-majority Thai state.

The Thai government condemned the attack as an act of terrorism that posed a serious threat to national security and undermined ongoing peace efforts. Formal talks between Bagnkok and the BRN had been expected to resume in June after a rise in violence, though negotiations have long been stalled over disagreements concerning self-government, security arrangements and political representation. The country's opposition leader also called on the prime minister to urgently identify and prosecute the suspects while supporting the victims' families.

The timing and scale of the assault have raised fresh concern about the durability of the peace process. While sporadic violence has persisted for two decades, incidents of this magnitude risk hardening positions on both sides and complicating diplomatic efforts to find a lasting political settlement for a conflict that has claimed thousands of lives.