Leaders from the Mekong region gathered at the 10th ACMECS Summit, hosted by Lao PDR, to strengthen regional cooperation under the theme ‘Towards Seamless Connectivity for Mekong Sub-regional Integration.’ Key milestones included the adoption of the Vientiane Declaration, advancements in water resource management, and welcoming New Zealand as a Development Partner, marking a new chapter in Mekong integration.
On 9 September 2026, Mr. Nawin Chirapant assumed the responsibility of the Director of the ACMECS Interim Secretariat, succeeding Ms. Soonthriya Kanchana.
On 20 September 2024, H.E. Mr. Maris Sangiampongsa, Minister of Foreign Affairs, met with ACMECS Ambassadors to discuss an emergency response to the Mekong region flooding crisis. He emphasized the need for regional unity, proposing expedited telemeter station installations and enhanced water management cooperation to address the situation.