Defense Briefing

US Defense Secretary Hegseth announced a six-month review of all US troop deployments in Europe at the NATO Defense Ministers meeting in Brussels, calling the alliance a 'one-way street'. The outcome will depend directly on how quickly Europe assumes primary responsibility for its own conventional defense. This is a new escalation beyond the already known withdrawal of jets and tankers – now the entire US presence is under scrutiny.

NATO formally decided at the Brussels meeting to modernize its nuclear capabilities and strengthen nuclear planning capacity – a direct response to Russia's ongoing nuclear doctrine and Finland's lifted atomic weapons ban. This marks a structural shift in NATO nuclear strategy that goes beyond individual country decisions. The decision increases pressure on all members to actively participate in nuclear deterrence planning.

Ukraine conducted the largest drone attack on Moscow on the night of June 18, 2026 – Russian air defense shot down 555 drones according to its own account, yet a Moscow oil refinery in Kapotnya was hit, fire and black smoke over the skyline. Russian air defense accidentally set a fuel tank on fire itself (friendly fire). The attack demonstrates that Ukraine maintains strategic initiative through asymmetric means despite its own manpower constraints.

Despite the signed US-Iran memorandum, Israel escalates with new strikes against Iranian oil refineries and Houthi targets, prompting Trump to call Netanyahu directly for restraint. Polymarket sees the risk of a US-Iran diplomatic meeting by June 21 at only 26%, making complete deal failure realistic. This new development – open conflict between Washington and Tel Aviv over warfare conduct – is a significant escalation from the deal's conclusion.

NCSC Chief Dr. Richard Horne warned that three-quarters of all cyberattacks on critical British infrastructure trace back to state actors like China, Russia, and Iran – and that AI-enabled attack capabilities will exploit known vulnerabilities automatically by 2028. Simultaneously, the US Pentagon is developing a concrete protection plan for critical infrastructure. The combination of escalating geopolitics and AI acceleration makes hybrid infrastructure attacks a growing strategic threat for all NATO states.