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CountriesThailandBlocs & alliances

Updated Jun 10, 2026

Which blocs and alliances does Thailand belong to?

Every diplomatic bloc and alliance Thailand belongs to — and the allies, rivals, and neighbors that shape its votes.

Bloc memberships

ASEAN

Association of Southeast Asian Nations — economic and political cooperation.

NAM

Largest grouping outside the great-power blocs — around 120 members focused on autonomy.

Allies, rivals & neighbours

Allies

Organisation memberships

Memberships

Organizations

4

UNUNmember · 1946

ASEANASEANfounding-member · 1967

AAmember · 1989

NMNMmember

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