China conducted a ballistic missile test from one of its nuclear-powered submarines into the Pacific Ocean on Monday, prompting concern and criticism from several regional governments. According to China’s state media, the missile carried a dummy warhead and was launched at 12:01 p.m. local time as part of the People’s Liberation Army Navy’s (PLAN) annual military training exercises. Chinese officials emphasized that the test complied with international law, was routine in nature, and was not aimed at any specific country.

While details on the missile’s exact trajectory and landing site were not fully disclosed by Chinese authorities, external reports indicate that the missile landed within the South Pacific Nuclear Free Zone, an area established by the 1985 Treaty of Rarotonga which includes Australia, New Zealand, and various island nations. China is a partial signatory to the treaty but is not bound by all its provisions, including those related to missile testing. New Zealand’s Foreign Minister, Winston Peters, expressed deep concern over the test, stating that it ran counter to the objectives of the treaty and regional stability. He described the test as “an unwelcome and concerning development” and emphasized the region’s desire to avoid becoming a stage for external military competition.

Australia’s Foreign Minister Penny Wong, speaking from Fiji where she was present for the signing of a security pact between Canberra and Suva, criticized the timing of the missile launch amid China’s ongoing military buildup. Wong labeled the test as “destabilizing to the region” and highlighted China’s lack of transparency regarding its strategic intentions. The new Australia-Fiji mutual defense pact, called the Ocean of Peace Alliance, commits the two countries to mutual defense, reflecting efforts by Australia and other Western powers to reinforce security ties with Pacific island nations amid concerns about China’s expanding influence.

Japan also voiced apprehension, reporting that it received a brief warning from China about potential “space debris” related to the missile, with authorities urging Beijing to reconsider the test. Japanese officials confirmed that the missile landed outside Japan’s exclusive economic zone (EEZ), but the episode added to growing diplomatic tensions between Tokyo and Beijing over regional security issues.

Analysts suggest that the missile in question may have been the JL-3, China’s most advanced submarine-launched ballistic missile with the capability to reach distant targets such as the continental United States. The launch coincided with joint naval exercises between China and Russia in the Yellow Sea, underscoring a pattern of increased military activity by China in the Asia-Pacific region.

Taiwan’s government described the launch as an intimidation tactic directed at the international community, noting a rise in Chinese maritime and military maneuvers around the island.

The test underscores the heightened strategic competition and security concerns unfolding across the Pacific, where China’s growing naval capabilities and engagement with Pacific island states have prompted regional powers to strengthen defense partnerships and emphasize the importance of transparency to maintain peace and stability.