China Maritime Studies Institute – “Stand-In Forces” (SIF) is an operational concept proposed by the United States Marine Corps (USMC) within the context of strategic transformation, emphasizing the development of combat forces capable of sustained forward presence within the “weapons engagement zone” (WEZ). These forces can conduct surveillance and reconnaissance, gain long range target custody, and engage in interference, deception, littoral zone harassment, rapid littoral strike, sustainment, protection, and security operations, as well as other actions to address changing conditions and challenges. To counter the continuous penetration and encroachment into our near seas, we must proactively engage and establish effective countermeasures. We must focus on addressing weaknesses and enhancing our amphibious systems warfare advantages; prioritize innovation and advancement to accelerate the development of maritime unmanned combat capabilities; and emphasize advancing the establishment of cyber- and information systems to address our core priorities.
Author Archives: Naval Open Source Intelligence (NOSI)
CMSI Note 21: The New Normal East of Taiwan
China Maritime Studies Institute – Since early June, the China Coast Guard (CCG) has maintained a continuous presence in waters east of Taiwan. Beijing describes these operations as a response to a joint statement issued by Japan and the Philippines in late May, in which the two countries pledged cooperation to delimit their maritime boundary.
Given their duration, these operations differ from past practice, in which CCG cutters appeared east of Taiwan for short periods of time, ostensibly to signal dissatisfaction with the island’s political leadership.
On 4 July, the original CCG task force deployed after the joint statement was issued was relieved by two new ships, suggesting that Beijing intends to normalize CCG presence in these waters.
Normalized CCG presence east of Taiwan would pose challenges for Japan and the Philippines, as China would likely apply elements of its longstanding East and South China Sea playbook to this new ocean area.
Aside from sovereignty patrols, the CCG could be directed to support operations that exercise China’s claimed coastal state rights east of Taiwan. It could, for instance, escort PRC survey and fishing vessels operating in this disputed space. Using a catalogue of non-lethal means, CCG patrol cutters might also obstruct the operations of foreign fishing and survey vessels.
Taiwan might face these same challenges, while also being confronted with the prospect that normalized CCG operations east of Taiwan could enable a more rapid transition to quarantine operations.
Sinews of War at Sea: The Armed Services Need a Common Watercraft Family
War on the Rocks – To sustain future maritime operations, the U.S military will need to run supplies through an environment that spans thousands of miles of open ocean, denied ports, contested straits, and archipelagic chokepoints against adversaries that have spent decades studying how to target American logistics. That problem does not require one identical vessel for every mission. It does require a more common family of watercraft for the manned ships that carry cargo and vehicles inside a theater, built for scale, interoperability, and wartime replacement. Getting this right is arguably the most important acquisitionproblem the joint force faces in the next decade.
Türkiye’s TAYFUN Block-3 ASBM Scores Direct Hit on Moving Sea Target
Naval News – Türkiye has successfully tested the Block-3 version of its TAYFUN ballistic missile against a moving target at sea, demonstrating anti-ship ballistic missile (ASBM) capability within NATO.
Somali Pirates Are Back — But the Coalition That Beat Them Isn’t Coming
War on the Rocks – Numerous recent pirate attacks, especially the hijacking of three merchant vessels off the Horn of Africa, are a stark reminder that the conditions for resurgence can return quickly.
Pirate Attacks Spike Off The Horn Of Africa
The War Zone – The Houthis are likely backing their own proxies in the form of pirates as shipping is just recovering from the war with Iran and Red Sea battles.
China’s Pacific SLBM Test Signals Shift Toward Continuous At-Sea Deterrence
Naval News – China’s July 6 submarine-launched ballistic missile (SLBM) test into the Pacific has drawn intense scrutiny not only for its political timing, but for what it reveals about the maturing state of Beijing’s sea-based nuclear deterrent.
Four amphibious vessels to be built for the Royal Navy based on Dutch design
Navy Lookout – The UK and the Netherlands have confirmed they will jointly procure new amphibious transport ships in a £2.4 billion programme. Each nation will operate 4 vessels.
Close Iran, Open Hormuz
Clios Musings – This post is the text that accompanies a slide presentation on a naval mine blockade strategy briefing entitled “Close Iran, Open Hormuz.” The briefing is by Bradford Dismukes, Capt., USNR (ret.), with Bruce F. Powers, SES-4 (ret.) and Peter M. Swartz, Capt., USN (ret.). It is currently being presented to interested people and institutions concerned with national and naval strategy. Its immediate purpose is discussion and critique with the aim of improving it. It is also hoped that this briefing will help make the existence of the naval mine blockade strategy option known to the nation’s senior leadership which, by all evidence in the public domain, has never been made aware of it.
Ukrainian Drone Raid Hits 10 Russian Ships, Crippling Crimea Supply Lines
Naval News – On the night of July 6th and into the early hours of July 7th, Ukrainian drone forces conducted a massive raid into the Sea of Azov and the Northern Black Sea. This raid aimed at crippling Russia’s logistics supplying occupied Crimea in the increasingly contested waters, striking a total of 10 ships, including eight vital oil tankers, one bulk cargo vessel, and one ferry.
Navy Plans to Homeport 9 LSMs at Pearl Harbor
USNI News – The U.S. Navy plans to homeport up to nine McClung-class medium landing ships at Pearl Harbor, Hawaii, to support the Marine Corps’ area denial and sensing operations across the Pacific.
Four NATO Allies to Procure Up to Five MQ-4C Triton HALE UAVs
Naval News – On 7 July 2026, Denmark, Finland, Germany and Norway announced the procurement of up to five Northrop Grumman’s MQ-4C Triton high-end, high-altitude and long-endurance (HALE) unmanned aerial vehicle (UAV) to enhance NATO’s owned Intelligence, Surveillance and Reconnaissance (ISR) Force.
China’s Nuclear Submarine Development Quest: Strategy, Saga, Significance
Korea Institute for Maritime Strategy – This paper surveys the history and background of how the People’s Republic of China (PRC) became one of just six countries so far to possess nuclear-powered submarines, including the core subject of nuclear reactor development and improvement across three submarine generations. If South Korea decides to pursue and successfully develops indigenous nuclear-powered submarines, it will most likely become the seventh country to do so—offering six previous paths to study, of which China is a prominent example. Three-quarters of a century after beginning initial efforts under autarkic austerity, Beijing finally has a capable and growing fleet of modern nuclear-powered attack submarines (SSNs), nuclear-powered guided-missile submarines (SSGNs), and nuclear-powered ballistic missile submarines (SSBNs) equipped with long-range submarine-launched ballistic missiles (SLBMs). What Mao sensed broadly through a geopolitical lens, modern military science shows with technical specificity: nuclear-powered submarines represent the absolute global “gold standard” for which there is no true substitute—with utterly unmatched potential in propulsion, endurance, sensor and weapons operations, and overall performance. As China’s experience shows, however, the road to success can be lengthy, expensive, and arduous. Ability to study preexisting foreign examples from afar helped somewhat, but tremendous national leadership, resources, and effort over decades have been required.
China Tests Submarine-launched Ballistic Missile, Kicks Off Annual Exercise With Russia
USNI News – The People’s Liberation Army Navy test fired a submarine-launched ballistic missile from the South China Sea to the Pacific Ocean on Monday, coinciding with the start of an annual naval drill with Russia.
Canada Selects TKMS as Preferred Bidder for CPSP Submarine Program
Naval News – Canada’s Prime Minister Carney has announced the selection of German shipbuilder TKMS to supply up to twelve submarines for the Canadian Patrol Submarine Project (CPSP). The new fleet will be based on the Type 212CD design currently under production for Germany and Norway.
British jets fly first NATO air defence missions from HMS Prince of Wales
Navy Lookout – British F-35Bs have conducted NATO air defence operations from the Royal Navy’s flagship while deployed off Iceland, marking the first time the alliance has flown such missions from a European aircraft carrier. The deployment also coincides with the UK assuming command of key elements of NATO’s high-readiness Allied Reaction Force (ARF).
Ukrainian Navy Reveals Unknown Underwater Drone (UUV)
Covert Shores – When President Zelensky visited Odesa recently, the Ukrainian Navy (VMS-ZSU) presented him with a range of interesting and, in several cases previously unconfirmed, pieces of kit. These included Harpoon missiles in a disguised launcher, Norwegian NSM missiles and Swedish RBS-15 missiles. Those systems have understandably been getting a lot of attention. Yet sitting next to a couple of Seawolf surface drones (USVs) was something completely unreported. A new type of underwater drone (UUV – uncrewed underwater vehicle).
Naval Strike Missile Appears in Ukrainian Service for the First Time
Naval News – A photo appearing to show a truck-based launcher for the Norwegian-built Naval Strike Missile (NSM) anti-ship cruise missile surfaced on social media following Ukrainian President Volodymyr Zelenskyy’s visit to the Command of the Naval Forces of Ukraine.
Iran was the most successful failure in US airpower history
Breaking Defense – The US entered the conflict with a detailed plan for a war of destruction, but no serious plan for Iran’s war of disruption.
FLEETEX250: ‘They’re Here, We Might as Well Train’
USNI News – Fleet Exercise 250 Combined 32 Ships from 15 Navies in a Once-in-a-Generation Naval Exercise.
Squaring the circle: the nine decisions that will make or break the Hybrid Navy
Navy Lookout – With the Defence Investment Plan committing to Common Combat Vessels (CCV) and a family of uncrewed platforms, the Royal Navy’s hybrid navy has moved from ambition to funded programme. The question is no longer whether to build it, but how. In this guest article, Jake Rigby, Head of Innovation and Research at BMT, argues that industry’s ability to deliver will depend on how it navigates nine unresolved trade-offs.
UK DIP Details Platform Types to Underpin Royal Navy Hybrid Force Structure and Atlantic Fleet Series
Naval News – The UK’s new Defence Investment Plan (DIP) has detailed four platform types to be introduced into Royal Navy (RN) service, as central elements of the RN’s new ‘hybrid’ force structure and the spine of its ‘Atlantic Fleet’ operational concept series.
Ukraine is launching strike-drones from everything – including Black Sea robo-boats
Defense News – Ukraine has turned its signature naval drone – the little boat that drove Russia’s fleet out of the western Black Sea – into a launch platform for first-person-view attack drones, putting Kyiv’s strike reach beyond the coast.
Russia’s UAV Campaign Over Europe
International Institute for Strategic Studies – Russia’s UAV campaign over Europe, likely enabled by shadow-fleet vessels operating in international waters, exposed critical gaps in allied air defences, legal authority and political cohesion, revealing that the threshold for collective response is higher than European deterrence has assumed.
Lightning strikes: new F-35 radar could have directed-energy attack mode
Australian Strategic Policy Institute – Bill Sweetman writes that F-35 program leader Lieutenant General Greg Masiello delivered something of a lite-beer testimony to the Senate Armed Services Committee last week, with many questions deferred to a closed session. But the discussion pointed to a big and little-discussed change to air warfare technology – fighter radars so powerful that they can act as high-power microwave (HPM) weapons. And this involves not just the Lockheed Martin F-35 Lightning but also British Eurofighter Typhoons and the multinational Global Combat Aircraft Program (GCAP).
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