Sihasak Phuangketkeow (left) with Beate Meinl-Reisinger in Vienna, March 17, 2026. File photo, not the October Lisbon interview. BMEIA / Michael Gruber · CC BY 4.0. Display crop.
By Wang Jun
Thailand is pursuing talks on two difficult fronts: Myanmar’s place in regional diplomacy and its own unsettled boundaries with Cambodia. Contact can help reduce mistrust. But the progress of a meeting and the settlement of a dispute are different things.
In an October 23 Reuters interview, Thai Foreign Minister Sihasak Phuangketkeow welcomed U.S. engagement with Myanmar and raised the possibility of resolving disputes with Cambodia within 12 to 18 months. That timetable is his assessment, not a deadline jointly accepted by the two neighbours.
The Cambodian talks have moved beyond an opening meeting
The Permanent Court of Arbitration announced on October 19 that the two countries had completed a second conciliation session in The Hague on October 14–18 and finalised confidence-building measures. The update adds an important procedural development to the earlier account of talks.
Conciliation gives the parties a structured way to seek agreement with outside assistance. It does not mean a maritime boundary has already been settled. Thailand’s Foreign Ministry says the commission’s eventual recommendations are not legally binding.
For people and businesses near a disputed area, this distinction matters. A negotiating process may create a channel for dealing with disagreements, but it does not by itself change access, operating permissions or security conditions. Those effects depend on the measures adopted and how the authorities apply them.
Offshore resources need more than an optimistic valuation
The prospect of developing offshore resources gives both countries an economic reason to keep talking. Yet a potential resource is not the same as revenue available to a government or fuel ready for a household.
Before any development can deliver benefits, investors need sufficient clarity about which rules apply and who can grant permission. Technical work, commercial terms and the costs of development also matter. Announcing a possible settlement date cannot answer those questions.
Nor should the maritime conciliation process be treated as proof that every land-border disagreement has been resolved. The negotiating tracks concern different questions, even when political trust affects both.
Engagement with Myanmar raises a separate test
Sihasak’s support for contact with Myanmar does not establish that ASEAN has agreed to restore its full political representation. That remains a decision for the regional grouping, rather than Thailand alone.
The two issues should therefore be followed on their own terms. In the Cambodian negotiations, the next evidence is the content and implementation of agreed measures and any subsequent boundary arrangement. On Myanmar, it is ASEAN’s collective decision and whether diplomatic contact produces practical improvements for people affected by the conflict.
Thailand’s approach leaves room for negotiation. Its value will be clearer when the parties can point to arrangements that work outside the meeting room.
Sources and editorial note
Edited bilingual edition of Wang Jun’s Medium article. AHR has reorganised the text, added the PCA’s October update, and omitted the unverified resource valuation and unrelated trade-deal forecast. Attribution to the Reuters interview is retained; AHR did not conduct that interview.
Wang Jun — Medium original / 刊物原稿
PCA: second conciliation session, October 19
Thai Foreign Ministry: conciliation procedure
Related analysis by E.K.K: ASEAN and Myanmar