Daily Security & Korean Peninsula Briefing (June 26, 2026)

Compiled by the editors of Small Wars Journal at Arizona State University, this briefing covers the day's most significant national security news and Korean Peninsula developments.

National Security Highlights

1. Pentagon Test: Extending Clausewitzian Theory — Frank Hoffman, republished via Mick Ryan
2. Ukraine's Growing Drone Fleet Is Overwhelming Russian Air Defenses — Analysis of how Kyiv's unmanned aerial systems are saturating and degrading Russia's layered air defense networks.
3. How Iran Struck a U.S. Naval Base — and Forced a Strategic Reassessment
4. AI-Driven Warfare Is Coming: A Data Center Battle Proves It — The race for computing infrastructure as a new front in military competition.
5. This Week in China: Strategic Posturing and Information Manipulation
6. The Tartan Army Arrives in the United States
7. Twilight on the Bloody Grass: 5 Modern Lessons from the Battle of Little Bighorn
8. Moscow Bears the Costs of Vladimir Putin's War
9. A Spy's Guide to AI: Three Former Intelligence Officers on What the Craft Teaches Us About Generative AI
10. Iran Strikes a Cargo Vessel, Testing Trump's Hormuz Strait Deal
11. Special Forces Lay the Groundwork for Red Flag Exercise Success
12. The Philippines Emerges as Asia's Renewable Energy Model
13. AI as Higher Command
14. Beyond Blue Water: Gray Zone Lessons for Small Island Nations
15. When Machines Strike First: Bridging the Authorization Gap on the Autonomous Battlefield
16. Afghanistan's Reckoning: The Cost of Forever War and Collective Amnesia
17. Who Is Winning Africa's Drone War? Ukraine Is Not the Only Battlefield Shaping Autonomous Combat
18. War on the Rocks 2026 Summer Military Fiction Reading List

Korean Peninsula Highlights

1. South Korea Plans to Train All Active-Duty Soldiers in Drone Operation
2. How South Korean High School Students Are Becoming the Future Workforce of the Semiconductor Industry
3. South Korea Plans to Train 500,000 'Drone Warriors' Under New Military Strategy — Seoul is scaling up unmanned systems training across the armed forces in a sweeping strategic initiative.
4. Seoul Plans Comprehensive Overhaul of Drone Combat Doctrine to Counter North Korean Threats — The South Korean military is restructuring its unmanned aerial systems command and tactics in response to Pyongyang's escalating drone activities.
5. President Lee Calls for U.S.–North Korea Dialogue and Inter-Korean Talks to Achieve Peninsula Peace
6. Unification Minister Urges Abandonment of 'Denuclearization First' Policy Toward North Korea
7. South Korean Activists Propose Establishing Satellite Communications Link for North Korea
8. South Korean Coalition Calls for Withdrawal of Two-State Policy
9. U.S. Lawmakers Work to Update Legislation Supporting North Korean Defectors and Aid Programs
10. Former Nuclear Envoy: Geum-cheon Summit Potential Is the 'Most Critical' Step Toward Resolving North Korea's Nuclear Issue
11. Former Trump Adviser: The Time Is Not Yet Ripe for North Korea Negotiations, but Future Engagement Remains Possible
12. Seoul: Growing Share of South Koreans Reading North Korean Newspapers Online
13. The Uncomfortable Lessons of the Iran War (for South Korea)
14. North Korean Defectors Return to the Heavily Guarded Border for a Brief Glimpse of Their Homeland
15. Korean Drone Startup Conducts Test Flights in Canada to Bypass Burdensome Domestic Regulations — The move highlights regulatory friction in South Korea that is pushing emerging drone companies to seek overseas testing environments.
16. Danish Director Collaborates with Screenwriters on Hana Korea, a Story of North Korean Defectors
17. Kim Jong-un Inspects New Weapons System Threatening Seoul
18. South Korea Launches USD 150 Billion Shipbuilding Investment Plan Targeting the U.S. Market
19. KCNA: North Korea Tests Capability to Strike South Korean Power Infrastructure with Tactical Nuclear Weapons

This briefing is published by Small Wars Journal at Arizona State University and compiled from international media and think-tank sources. For full source links, refer to the original publication.

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