Thailand Ends Sea Agreement with Cambodia (CEFR Compare)

Apr 26, 2026, 21:20

Thailand Ends Sea Agreement with Cambodia

Introduction

Thailand stopped a 2001 agreement with Cambodia. This agreement was about the sea. Now, Thailand wants to fix the land borders first.

Main Body

Thailand and Cambodia had a deal called MoU 44. This deal did not work for many years. Thailand will now use a global law called UNCLOS. This law helps countries decide who owns the sea. Thailand will not get oil and gas from the sea for now. This is because the two countries do not agree on the area. Thailand will buy energy from other places like Myanmar and Africa instead. Thailand wants to talk to Cambodia again. But first, both countries must trust each other. China offered to help, but Thailand says they can solve the problem alone.

Conclusion

Thailand is using a new law for the sea. They are looking for energy in other countries and waiting for Cambodia to answer.

Vocabulary Learning

countries (n.)

nations / states國家

Example:Many countries share the same language.

energy (n.)

power / ability to work能源

Example:We need energy to power the lights.

law (n.)

rule / set of rules法律

Example:The law says that everyone must follow the rules.

sea (n.)

salt water / water body海洋

Example:The sea is very deep near the coast.

trust (v.)

rely / believe in信任

Example:I trust my friend to keep the secret.

Sentence Learning

Thailand and Cambodia had a deal called MoU 44.

Connector: The word 'and' links two subjects 'Thailand' and 'Cambodia' together.連接詞: 'and' 將兩個主語 'Thailand' 與 'Cambodia' 連接在一起。

But first, both countries must trust each other.

Contrast: The word 'but' shows a contrast between the idea before it and the idea after it.對比: 'but' 表示前後兩個想法之間的對比。

This is because the two countries do not agree on the area.

Reason: The word 'because' explains the cause of the situation.原因: 'because' 解釋了事情的原因。

Now, Thailand wants to fix the land borders first.

Time: The word 'Now' indicates the present moment.時間: 'Now' 表示現在這一時刻。

They are looking for energy in other countries and waiting for Cambodia to answer.

Prepositional Phrase: The phrase 'in other countries' shows where they are looking for energy.介詞短語: 'in other countries' 表示他們尋找能源的地點。

Thailand Ends 2001 Maritime Agreement with Cambodia

Introduction

The Thai government has announced that it is ending the 2001 memorandum of understanding (MoU 44) regarding overlapping maritime claims with Cambodia. The government is now shifting its focus toward resolving land border disputes.

Main Body

The decision to cancel MoU 44 comes after twenty-five years of little progress and increasing pressure from within the country. Deputy Prime Minister and Foreign Minister Sihasak Phuangketkeow emphasized that this was a sovereign decision and was not influenced by external parties, such as China. Instead of the old agreement, the government plans to use the United Nations Convention on the Law of the Sea (UNCLOS) as the main legal framework for future talks. Thailand will formally notify Cambodia of this decision to see how they respond. Regarding security, the Royal Thai Navy asserted that the end of MoU 44 will not weaken maritime security or the protection of national borders, as the agreement was only a guide for negotiations. Furthermore, the government claimed that legal experts were consulted to ensure the move follows international law. Democrat leader Abhisit Vejjajiva supported this view, criticizing the original MoU as ineffective due to errors in the maps, provided that the new process follows legal principles. From an economic and diplomatic perspective, the government admits that ending the agreement might delay the extraction of energy resources in disputed waters. As a result, Thailand is looking for alternative energy sources in Myanmar, Central Asia, Africa, and the Gulf Cooperation Council. Diplomatically, Thailand emphasized that mutual trust is necessary before starting new talks. While Cambodia has suggested using the Joint Boundary Commission (JBC) and China has offered to help, Thailand clarified that any external involvement would not be considered interference in their bilateral process.

Conclusion

Thailand has moved from the MoU 44 framework to a UNCLOS-based approach for maritime claims. The country is now prioritizing land border issues and alternative energy sources while waiting for a diplomatic response from Cambodia.

Vocabulary Learning

framework (n.)

structure / a basic structure or system that supports something基本結構或系統

Example:The new policy will be built on a solid framework.

ineffective (adj.)

not working / not producing the desired result無效的；無作用的

Example:The old agreement was considered ineffective because it contained errors.

interference (n.)

meddling / the act of interfering in someone else's affairs干涉；擾亂

Example:The government warned that foreign interference would not be tolerated.

memorandum (n.)

record / a written account of a meeting or agreement會議或協議的書面記錄

Example:The memorandum was signed by both parties to confirm their understanding.

sovereign (adj.)

independent / having full authority over oneself主權的；獨立的

Example:The sovereign nation decided to withdraw from the agreement.

Sentence Learning

Furthermore, the government claimed that legal experts were consulted to ensure the move follows international law.

Passive Voice: The clause 'legal experts were consulted' uses the passive voice, indicating that the action was performed on the subject by an unspecified agent.被動語態: 該句使用被動語態 'legal experts were consulted'，表示動作由未指明的執行者對主語進行。

As a result, Thailand is looking for alternative energy sources in Myanmar, Central Asia, Africa, and the Gulf Cooperation Council.

Linking Words: 'As a result' serves as a causal linking word, showing that the following action is a consequence of the preceding events.連接詞: 'As a result' 用於表達因果關係，指出後續的結果。

While Cambodia has suggested using the Joint Boundary Commission (JBC) and China has offered to help, Thailand clarified that any external involvement would not be considered interference in their bilateral process.

Contrast: 'While' introduces a contrast between Cambodia's suggestion and Thailand's clarification, highlighting differing positions.對比連接詞: 'While' 用於對比兩個不同的情況，強調對立或相反的觀點。

Democrat leader Abhisit Vejjajiva supported this view, criticizing the original MoU as ineffective due to errors in the maps, provided that the new process follows legal principles.

Conditional: 'provided that' introduces a condition that must be satisfied for the subsequent action to occur.條件連接詞: 'provided that' 表示在滿足某條件時才會發生後續行為。

Deputy Prime Minister and Foreign Minister Sihasak Phuangketkeow emphasized that this was a sovereign decision and was not influenced by external parties, such as China.

Reported Speech: 'emphasized that this was a sovereign decision' is reported speech, conveying the speaker's statement indirectly.報告語氣: 'emphasized that this was a sovereign decision' 將陳述轉為報告語氣，表明說話者的觀點。

Thailand's Termination of the 2001 Memorandum of Understanding on Maritime Claims with Cambodia

Introduction

The Thai government has announced the termination of the 2001 memorandum of understanding (MoU 44) regarding overlapping maritime claims with Cambodia, shifting its strategic priority toward the resolution of land border demarcation.

Main Body

The decision to rescind MoU 44 follows a twenty-five-year period of perceived stagnation and domestic pressure. Deputy Prime Minister and Foreign Minister Sihasak Phuangketkeow stated that the termination was a sovereign action, independent of external influence, including that of China. To replace the defunct agreement, the government intends to utilize the United Nations Convention on the Law of the Sea (UNCLOS)—to which both nations are signatories—as the primary legal framework for subsequent negotiations. Formal notification of this decision will be communicated to Cambodia to evaluate their response. Regarding national security and legal standing, the Royal Thai Navy has asserted that the absence of MoU 44 does not diminish maritime security or the capacity for sovereignty protection, as the agreement served only as a negotiatory framework rather than an operational directive. Furthermore, the government maintains that the decision was reached following consultations with legal experts to ensure adherence to international norms. This position is echoed by Democrat leader Abhisit Vejjajiva, who characterized the original MoU as ineffective due to cartographic discrepancies, provided that the transition follows established legal principles. From an economic perspective, the administration acknowledges that the cessation of the agreement may postpone the extraction of offshore energy resources in contested waters. To mitigate this, the government has identified alternative energy procurement strategies, including investments in Myanmar and sourcing from Central Asia, Africa, and the Gulf Cooperation Council. Diplomatically, the Thai government emphasizes the necessity of mutual trust and the avoidance of non-constructive rhetoric in international forums as prerequisites for renewed dialogue. While Cambodia has proposed the resumption of talks via the Joint Boundary Commission (JBC), Thailand maintains that such bilateral mechanisms must be predicated on good faith. Although China has offered to facilitate these discussions, the Thai administration has clarified that such involvement would not constitute interference in the bilateral process.

Conclusion

Thailand has transitioned from the MoU 44 framework to a UNCLOS-based approach for maritime claims, prioritizing land border issues and alternative energy sources while awaiting Cambodia's diplomatic response.

Vocabulary Learning

cartographic (adj.)

relating to mapmaking / pertaining to maps or mapmaking地圖製作的

Example:Cartographic discrepancies caused disputes over maritime boundaries.

defunct (adj.)

obsolete / no longer existing or functioning已廢止的

Example:The defunct agreement was replaced by a new framework.

negotiatory (adj.)

relating to negotiation / pertaining to or intended for negotiation談判的

Example:The negotiatory framework guided the parties toward a settlement.

stagnation (n.)

stasis / a period of little or no progress停滯

Example:The twenty‑five‑year period of perceived stagnation frustrated many stakeholders.

termination (n.)

ending / the act of concluding something終止

Example:The termination of the agreement was announced by the Thai government.

Sentence Learning

Participial Clause: The sentence uses a present participial phrase shifting its strategic priority toward the resolution of land border demarcation that modifies the subject The Thai government, adding information about the government's action and functioning as an adverbial modifier of result or consequence.這句使用現在分詞短語 shifting its strategic priority toward the resolution of land border demarcation 修飾主語 The Thai government，提供關於政府行動的額外資訊，並作為結果或後果的副詞性修飾。

To replace the defunct agreement, the government intends to utilize the United Nations Convention on the Law of the Sea (UNCLOS)—to which both nations are signatories—as the primary legal framework for subsequent negotiations.

Relative Clause (to which): The sentence contains a relative clause to which both nations are signatories that modifies the noun phrase the United Nations Convention on the Law of the Sea (UNCLOS), providing essential information that both countries are signatories.句子中包含相對子句 to which both nations are signatories，修飾名詞短語 the United Nations Convention on the Law of the Sea (UNCLOS)，提供關於UNCLOS的必要資訊，表明兩國皆為簽署國。

This position is echoed by Democrat leader Abhisit Vejjajiva, who characterized the original MoU as ineffective due to cartographic discrepancies, provided that the transition follows established legal principles.

Conditional Clause (provided that): The sentence uses a conditional clause introduced by provided that to express a requirement that must be satisfied for the preceding statement to hold; the clause provided that the transition follows established legal principles sets a prerequisite for the echoed position.句子使用 provided that 引導的條件子句，表達必須滿足的條件，才能使前述陳述成立；子句 provided that the transition follows established legal principles 為被回應的立場設定前提。

While Cambodia has proposed the resumption of talks via the Joint Boundary Commission (JBC), Thailand maintains that such bilateral mechanisms must be predicated on good faith.

Subordinate Clause (While): The sentence begins with the subordinating conjunction While to introduce a contrastive or temporal relationship between the two clauses; the clause While Cambodia has proposed the resumption of talks via the Joint Boundary Commission (JBC) sets up a comparison with the main clause.句子以連詞 While 作為從屬子句開頭，建立兩個子句之間的對比或時間關係；子句 While Cambodia has proposed the resumption of talks via the Joint Boundary Commission (JBC) 為主句提供對比背景。

Although China has offered to facilitate these discussions, the Thai administration has clarified that such involvement would not constitute interference in the bilateral process.

Subordinate Clause (Although): The sentence employs the subordinating conjunction Although to introduce a concession, indicating that the following statement is true despite the preceding fact; the clause Although China has offered to facilitate these discussions serves as a concession that does not affect the main clause's assertion.句子使用連詞 Although 引入讓步，表示即使前述事實存在，後續陳述仍為真；子句 Although China has offered to facilitate these discussions 作為讓步，不影響主句的主張。