EventFrom 31 August to 25 September 2026, Portugal hosted REPMUS 2026, a large exercise that saw over 3,700 participants, 300 unmanned systems and 60 R&D companies from 36 navies. UK firm Marble demonstrated its ISR Bubble system, while NATO’s Task Force X‑Arctic evaluated networked uncrewed systems for situational awareness in the North Atlantic and Arctic.
Portugal hosted the REPMUS 2026 exercise, testing 300 unmanned maritime systems with 36 NATO navies and 60 R&D companies to advance operational capabilities, including a focus on networked uncrewed platforms for Arctic situational awareness.
UK company Marble showcased its ISR Bubble remote‑controlled hangar and UAV system at NATO’s REPMUS 26 exercise in Portugal, emphasizing its capacity to monitor Arctic critical national infrastructure from a single platform.
