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China and Russia conduct large joint bomber patrol provoking US, Japanese, and South Korean intercepts
More than 15 Chinese and Russian aircraft flew a six-hour mission over the Sea of Japan, East China Sea, and western Pacific, drawing interceptors from the US, Japan, and South Korea.
The gist
China-Russia bomber patrol over Sea of Japan triggers intercepts by US, Japan, and South Korea fighter jets.
On June 27, 2026, China and Russia executed their 11th joint strategic air patrol, deploying over 15 military aircraft across the Sea of Japan, the East China Sea, and the western Pacific. The mission lasted approximately six hours and prompted the launch of interceptors from the US Air Force, Japan’s Air Self-Defense Force, and South Korea’s Air Force. This extensive operation highlighted the ongoing military cooperation between Beijing and Moscow as they asserted their presence in a contested regional airspace.
China’s Ministry of National Defense characterized the patrol as a demonstration of the countries’ resolve and ability to maintain peace and stability in the region. Russia’s Ministry of Defense framed the mission as part of its 2026 military cooperation plan, acknowledging that their bombers were escorted by foreign fighter aircraft at points along the flight path. This marks an escalation in both scale and complexity compared to previous joint patrols.
Distinct from earlier joint sorties that primarily consisted of bomber pairs with fighter escorts, this patrol involved a comprehensive package of support aircraft, reflecting a broader strategic intent. The Chinese contingent included four H-6 bombers and a mix of J-16, J-10C, and J-11 fighters, supported by a YY-20A aerial refueling tanker, a KJ-500 airborne early warning and control (AEW&C) aircraft, and Y-9 variants specialized in electronic warfare and signals intelligence. Such layers of capability underscore the sophistication of this patrol.
The Russian formation featured two Tu-95MS strategic bombers and two Tu-142 maritime patrol aircraft. These were periodically escorted by Su-35S and Su-30SM fighters, adding to the multi-dimensional nature of the flight formation. Footage and flight data released by Japan’s Joint Staff confirmed the presence of these aircraft and recorded Japanese F-15J fighters providing an escort to the intruding formation. Additionally, Russia shared video of two U.S. F-35A Lightning II fighters shadowing their bombers, signaling heightened US aerial vigilance in response.
South Korea’s Joint Chiefs of Staff reported that the joint formation briefly entered the country’s Air Defense Identification Zone (ADIZ) over eastern and southern maritime areas. This incursion led to South Korean tactical response flights as officials closely monitored and tracked the mission. Both nations lodged formal diplomatic protests, with South Korea summoning Chinese and Russian embassy representatives on June 28, an expression of escalating regional tensions surrounding the patrols.
Tokyo’s Defense Ministry confirmed that its Western Air Defense Force scrambled fighters early June 27 to monitor and intercept the bombers from the East China Sea toward the area off Shikoku in the Pacific Ocean. Japan viewed the mission as a challenge to its airspace security and took the incident very seriously. Meanwhile, Beijing dismissed Japan’s response as overreaction, categorizing the patrol as part of the routine annual military cooperation exercises conducted since 2019.
Since their first joint strategic patrols in 2019, when China and Russia simultaneously entered South Korea’s ADIZ with bomber aircraft, the flights have typically been limited to one or two annually. This recent mission, however, involved a noticeably larger and more diverse formation, signaling a potential deepening of military integration and operational capability between the two countries amid persistently tense regional security dynamics.
The scale and composition of the June 27 patrol, coupled with its engagement of multiple regional actors through intercepts and diplomacy, illustrates the increasing complexity of East Asian air defense challenges. The presence of advanced support systems such as AEW&C, aerial refueling, and electronic warfare assets alongside bombers reflects a concerted effort to operate robust, long-range missions in contested spaces, requiring vigilant responses from US allies in the region.
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