Players/MV Hondius Andes-Hantavirus Cluster

WHO (World Health Organization)

International Coordination Body — Operating Without US Membership

Received IHR notification from the Netherlands and UK on May 2 2026. Published Disease Outbreak News 599 on May 4.

First Major outbreak event since EO 14155 took effect January 2026 cutting US funding, recalling US personnel, and ending US participation in pandemic-treaty negotiations. The World Health Organization operated without US scaffolding. Coordination worked. Notification interval (26 days from index symptom onset) fell at the 33rd percentile of pre-EO-14155 multi-jurisdictional outbreak benchmarks — faster than average.

Also in MV Hondius Andes-Hantavirus Cluster

MV HondiusPolar-Expedition Cruise Vessel (Index Site of the Oceanwide ExpeditionsDutch-Flag Polar Cruise OperatorSouth Africa NICDNational Institute for Communicable Diseases (PretInstitut Pasteur de DakarSenegal — Follow-up Sample Testing for the MV HondAfrica CDCAfrica Centres for Disease Control and Prevention ECDC (European CDC)Stockholm — Regional Health Security CoordinationUS CDC (Centers for Disease Control)Atlanta — Bilateral Operational Posture (Post-EO-1Argentina Ministry of HealthPre-Embarkation Source Investigation
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