THND Staff | China Japan Taiwan dispute escalated dramatically on Friday as Beijing took its diplomatic clash with Tokyo to the United Nations, filing a formal complaint over comments made by Japanese Prime Minister Sanae Takaichi regarding possible military action in a Taiwan conflict. Beijing accused Japan of threatening armed intervention and vowed to defend its territorial sovereignty.
China’s UN Ambassador Fu Cong, in a strongly worded letter to UN Secretary-General Antonio Guterres, called the remarks a “grave violation of international law” and a breach of diplomatic norms. The ambassador warned that if Japan attempts to intervene militarily in a Taiwan conflict, Beijing would treat it as aggression and respond under its right to self-defence.
The China Japan Taiwan dispute has intensified since Takaichi said that an attack on Taiwan could trigger a Japanese military reaction. Beijing claims the self-ruled island as its territory and has not excluded the use of force to take control. Taiwan rejects the claim, asserting that only its citizens can decide their future.
This is the strongest public criticism issued by a senior Chinese official in the China Japan Taiwan dispute, marking what analysts describe as the biggest bilateral crisis in years. China has increasingly invoked Japan’s wartime history to undermine Tokyo’s stance on regional security.
Japan’s Foreign Ministry and the Prime Minister’s Office have not yet responded to the letter. The international community is watching closely as the China Japan Taiwan dispute threatens to reshape Indo-Pacific security dynamics and heighten the risk of military confrontation.

