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Timor-Leste officially becomes the 11th member of ASEAN

International | Dated: 31 Oct 2025

Timor-Leste (East Timor) officially joined the Association of Southeast Asian Nations (ASEAN) as its 11th member on October 31, 2025. This marks the bloc's first enlargement since 1999. The accession was finalized during the 47th ASEAN Summit in Kuala Lumpur, Malaysia, after a 14-year negotiation process.

🎯 Key Highlights:

  • ASEAN leaders had agreed in principle to admit Timor-Leste in 2022.
  • France, among other nations, congratulated Timor-Leste on its membership.

💡 Other Important Facts:

  • This is ASEAN's first enlargement in over two decades, since Cambodia joined in 1999.
  • The 47th ASEAN Summit was held in Kuala Lumpur, Malaysia.
  • Timor-Leste's membership is expected to strengthen the association's central role and regional economic growth.

📚 Test Your Knowledge:

Which country officially became the 11th member of ASEAN on October 31, 2025?

Correct Answer: Timor-Leste (East Timor)

🚀 Quick Recap:

About ASEAN

  • (i) Full Form: Association of Southeast Asian Nations (ii) Established: 8 August 1967 (Bangkok Declaration) (iii) Headquarters: Jakarta, Indonesia (iv) Founding Members: Indonesia, Malaysia, Philippines, Singapore, Thailand.