Through its publications, INSS provides rigorous, forward‑looking research and analysis on critical national security issues that support the joint warfighter and inform Department of War decision‑makers.
June 23, 2026
NDU Facilitates Counterproliferation Tabletop Exercise During Nordic-Baltic PSI Engagement in Norway
The United States and Norway co-hosted the Nordic-Baltic + Regional Proliferation Security Initiative (PSI) Engagement on June 9-11, 2026, in Oslo, Norway.
July 10, 2017
The Proliferation Security Initiative in 2017: U.S. Interagency Perspectives
In 2003, President George W. Bush unveiled the Proliferation Security Initiative (PSI) in a speech in Krakow, Poland.