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​Defense Express' Weekly Review: Ukrainian AI Turret, Japan's Frigate Deal, and Ukraine's Drone Matrix

New Ukrainian UGV / screenshot from video
New Ukrainian UGV / screenshot from video

Digest of Defense Express on the main events of the week

Ukrainian Developers Create AI-Powered Robotic Turret to Shoot Down russian Drones

Ukrainian innovators from the Brave1 defense tech cluster have unveiled a new robotic system equipped with an AI-guided turret capable of autonomously detecting and destroying enemy drones. This development marks a significant step forward in Ukraine's evolving approach to countering the growing threat posed by russian UAVs.

Read more: ​Defense Express' Weekly Review: russia Pushes Su-57 after India Rejects F-35, Western Troops May Head to Ukraine

Japan to Sell 11 Stealth Frigates to Australia in Its Largest Arms Deal Since World War II

Japan has secured its largest arms export deal since World War II, signing AU $10 billion (US $6.5 billion) contract to supply Australia with 11 advanced Mogami-class stealth frigates. Of those, three will be built in Japan, set for delivery starting in 2029 and entering service by 2030, while the remaining eight will be constructed in Australia at Austal Defense's facilities. This agreement represents a significant shift in Japan's postwar defense posture and a fast-tracked boost to Australia's naval capabilities.

All-new Japanese Mogami-class stealth frigate Defense Express Defense Express' Weekly Review: Ukrainian AI Turret, Japan's Frigate Deal, and Ukraine's Drone Matrix
All-new Japanese Mogami-class stealth frigate / Photo credit: Breaking Defense

Dodging Missiles Like Neo, Ukraine's Drones Hit russian Radars in Crimea

Ukraine's Defense Intelligence has released dramatic footage showing small drones evading multiple air-defense missilesб maneuvering “like Neo from The Matrix", to strike key russian radar systems in occupied Crimea, including the advanced 98L6 Yenisei radar integrated into the S-500 Prometheus system, as well as other assets like the Nebo-SVU, Podlet 1K, and BK-16 landing craft.

The Nebo-SVU radar Defense Express Defense Express' Weekly Review: Ukrainian AI Turret, Japan's Frigate Deal, and Ukraine's Drone Matrix
The Nebo-SVU radar / screenshot from video

Is Lockheed Martin Using the Two-Engine F-55 Aircraft as a Marketing Ploy to Keep Pentagon Cash Flowing?

Lockheed Martin's new twin-engine F-55 aircraft, a purported derivative of the F-35 fighter, is drawing criticism from industry insiders who argue that the aircraft represents little more than a marketing gambit to sustain Pentagon funding following the company's loss of the sixth-generation F-47 contract. Experts warn that the project would require a complete redesign, far from a minor upgrade, and could siphon scarce resources from more critical defense initiatives.

The F-35 5th generation multi-role fighter Defense Express Defense Express' Weekly Review: Ukrainian AI Turret, Japan's Frigate Deal, and Ukraine's Drone Matrix
The F-35 5th generation multi-role fighter / Photo credit: U.S. DOD

Colombia Buys $1B in Israeli Weapons – then Bans Israeli Firms from Major Defense Expo

Colombia has abruptly barred Israeli defense companies from participating in Expodefensa 2025, despite having already purchased over US $1 billion in Israeli military systems, including the advanced Barak MX air-defense system. The surprising move comes amid a diplomatic chill triggered by recent remarks from Colombian President Gustavo Petro, illustrating the sharp divergence between longstanding defense cooperation and rapidly shifted political relations.

The Colombian Air Force Kfir fighters Defense Express Defense Express' Weekly Review: Ukrainian AI Turret, Japan's Frigate Deal, and Ukraine's Drone Matrix
The Colombian Air Force Kfir fighters / open source
Read more: ​Defense Express Weekly Review: russia's Microwave Weapon Museum Fate, Germany's Systems Vehicles Aspirations, Ukrainian Interceptor Drone Successes