On a recent Monday, China conducted a test-firing of a long-range missile into the Pacific Ocean, a development that sparked immediate alarm from the United States and amplified global scrutiny of Beijing’s accelerating military modernization and nuclear expansion efforts. This test marks the second major Chinese intercontinental-range missile launch into international Pacific waters in two years, following a 2024 test that sent an ICBM toward waters near French Polynesia — an event that broke a 40-year lull in such over-water ICBM tests by major nuclear powers.
Military analysts widely view the latest test as clear evidence of China’s growing capability to strike the continental United States, a dynamic that reinforces long-standing U.S. perceptions of China as its primary global strategic adversary, even amid ongoing reconciliation outreach from the Trump administration. The U.S. State Department has framed China’s nuclear buildup as directly counter to global non-proliferation efforts. “At a time when the United States is working harder than ever to prevent nuclear proliferation, China is doing the opposite,” said State Department spokesperson Tommy Pigott in an official statement, adding that “Beijing’s rapid and opaque nuclear weapons buildup is of great concern to the region and the world.”
The current friction around arms control comes months after the last major bilateral nuclear pact between the U.S. and Russia, New START, expired in February. The U.S. has refused to extend the existing agreement, insisting instead on a new treaty that formally includes China in binding arms control commitments — an overture Beijing has repeatedly rejected. While China’s nuclear arsenal remains far smaller than Russia’s, its stockpile has expanded at a far faster pace in recent years than Western intelligence initially projected. The U.S. has now called on China to enter substantive arms control negotiations and establish a formal, consistent system for notifying the international community of all intercontinental ballistic missile and space launch activities.
Taiwan’s national security authorities identified the tested missile as a JL-2, a submarine-launched ballistic missile that U.S. defense experts assess has a minimum range of 8,000 kilometers (5,000 miles). Joseph Wu, secretary general of Taiwan’s National Security Council, said the missile traveled over the Philippines and accused Beijing of undermining regional stability. “China just proved itself again to be a bully on the block,” Wu wrote in a post on social media platform X.
The Philippine government, which has engaged in repeated territorial standoffs with China over disputed claims in the South China Sea, issued a harsh rebuke of the test, calling it a “reckless display of military power.” In an official statement, the Philippine Department of National Defense said, “This launch serves no peaceful purpose and is a calculated act of taunting and provocation against those who reject China’s illegal expansionism and coercive conduct.”
In response to the international criticism, a spokesperson for the Chinese Navy, Wang Xuemeng, said the test was “a routine arrangement of China’s annual military training,” and emphasized that “relevant countries were informed in advance.” New Zealand officials confirmed that China notified Pacific island nations of the planned launch two hours before it took place, though it remains unclear whether advance notice was provided to the United States. Independent defense monitors tracking the test reported that the missile, launched from a Chinese nuclear submarine, landed in waters near the Solomon Islands — a South Pacific nation that drew international attention in 2022 when it signed a controversial security pact with Beijing. A new Solomon Islands government elected last year has announced it is reviewing the agreement.
Other regional powers have joined the U.S. in voicing concern. Australian Foreign Minister Penny Wong called the test “destabilizing to the region.” Japan, which did receive advance notification of the launch, said it had issued a formal diplomatic urging for China to reconsider such activities and registered “serious concerns” over the steady increase of Chinese military activity in the Indo-Pacific.
Only Russia, China’s key strategic ally, has defended the test, framing it as a legitimate exercise of national sovereignty. A Kremlin spokesperson stated that China’s missile test was its “sovereign right” and emphasized that China “is not threatening anyone in the world.”
Regional security analysts say the test marks a key milestone in China’s development of its nuclear deterrent. Lyle Morris, a senior fellow at the Asia Society Policy Institute, explained that the launch demonstrates China is expanding its nuclear strike options beyond ground-based missiles. “A test of this length is a major development and would indicate that China is moving toward a significantly more survivable and longer-range sea-based nuclear deterrent capability,” Morris said. The capability also means China’s navy “is capable of targeting the continental United States from bastions close to Chinese waters.”
Notably, the Chinese missile test coincided with the signing of a major new defense treaty between Australia and Fiji, a move that comes as Canberra — a close U.S. ally — works to rebuild its influence in the South Pacific following the 2022 China-Solomon Islands security deal. Most analysts have ruled out a direct causal link between the two events, however, noting that major military missile tests are typically scheduled months or years in advance, making a last-minute alignment unlikely.