Poland responds to Russian drones incursion by invoking Article 4 of the NATO treaty − what happens next?

Authorities inspect a house damaged by debris from a Russian drone shot down in eastern Poland. Wojtek Radwanski/AFP via Getty Images – By John Deni, Research Professor of Joint, Interagency, Intergovernmental, and Multinational Security Studies, US Army War College Published: 2025 Sep 10 …