On 7 October 2026, H.E. Mr. Thirapath Mongkolnavin, Ambassador of Thailand to Nigeria, presented his Letter of Appointment as the Ambassador of Thailand accredited to the Economic Community of West African States (ECOWAS) to H.E. General Birame Diop, President of the ECOWAS Commission. On this occasion, both sides discussed ways to promote cooperation between Thailand and ECOWAS in the areas of economy and trade, as well as development cooperation. They also exchanged views on strengthening cooperation between ASEAN and ECOWAS to further promote exchanges and collaboration between the two regions in various areas.