The geopolitical waters of the Indo-Pacific have once again been rippled by a significant demonstration of military capability, as China conducted a rare test of a submarine-launched ballistic missile (SLBM) into the open Pacific Ocean. According to Senior Capt. Wang Xuemeng, a spokesperson for the People's Liberation Army (PLA) Navy, the strategic missile carried a dummy warhead and landed precisely within a designated area of the high seas.
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| A Chinese Jin-class nuclear submarine participates in a naval parade in the sea near Qingdao, in eastern China's Shandong province, on April 23, 2019. (Mark Schiefelbein/AFP via Getty Images) |
Beijing was quick to frame the launch as a routine component of its annual military training schedule, emphasizing that the operation strictly adhered to international law, targeted no specific nation, and that relevant neighboring countries were notified in advance.
Despite these diplomatic assurances, the military implications of the test are profound. While the specific type of missile was not officially disclosed by Beijing, military analysts note that the PLA Navy operates six Type 094 (Jin-class) nuclear-powered ballistic-missile submarines, which typically deploy either the JL-2 or the more advanced JL-3 missiles.
The JL-3, which was first tested in 2018 and again in 2019 according to the Center for Strategic and International Studies, possesses a formidable operational range. Experts suggest that if launched from coastal Chinese waters, including heavily fortified areas in the South China Sea, the JL-3 is capable of reaching the continental United States, marking a significant milestone in China's evolving strategic nuclear deterrent capabilities.
The launch immediately drew sharp condemnation from Pacific neighbors, reflecting deep regional anxieties over China's rapid and increasingly assertive military expansion. New Zealand Minister of Foreign Affairs Winston Peters expressed profound concern, noting that the missile was fired into the South Pacific Nuclear Free Zone, a region historically protected under the 1986 Treaty of Rarotonga.
Given that China signed protocols in 1987 banning nuclear testing and the threat of nuclear weapons within this specific zone, Peters labeled the development as both unwelcome and concerning, firmly stating that the Pacific should not become a testing ground for escalating missile capabilities. Australian Foreign Minister Penny Wong echoed these sentiments, characterizing the test as highly destabilizing and criticizing Beijing for a lack of transparency regarding its long-term strategic intentions.
While the diplomatic backlash in Oceania has been severe, defense experts point out that such tests are a standard operational procedure for established nuclear powers aiming to ensure the readiness of their deterrent forces. For instance, the United States Navy routinely tests its Trident SLBMs off the coast of Florida, while nations like India and Russia conducted similar submarine-launched tests late last year. However, China’s recent maneuvers are viewed through the lens of a much larger, rapid modernization of its nuclear arsenal.
This latest SLBM test follows closely on the heels of a September 2024 launch of a DF-31B intercontinental ballistic missile (ICBM) into the open Pacific near French Polynesia—the first such test in over four decades—and a rapid-fire ICBM drill from western China in December 2024. As outlined in a December 2025 U.S. Defense Department report on China's military power, these consecutive exercises clearly signal the PLA's growing capability and willingness to execute medium-to-high intensity nuclear deterrence operations, ensuring that the Pacific remains a primary focal point of global strategic competition for the foreseeable future.
Tyler A. Nguyen • Source: CNN
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