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Diplomacy in Crisis, Subnational Diplomacy Evolves
Research

Diplomacy in Crisis, Subnational Diplomacy Evolves

For practitioners of subnational diplomacy, 2025 has required quick adaptation and evolution to tectonic shifts.

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By Marissa Jordan and Ian Klaus
Published on Dec 15, 2025
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Carnegie California

Carnegie California links developments in California and the West Coast with national and global conversations around technology, democracy, and trans-Pacific relationships. At a distance from national capitals, and located in one of the world’s great experiments in pluralist democracy, Carnegie California engages a wide array of stakeholders as partners in its research and policy engagement.


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Authors

Marissa Jordan
Program Manager, Carnegie California
Marissa Jordan
Ian Klaus
Founding Director, Carnegie California
Ian Klaus
Subnational AffairsForeign Policy

Carnegie does not take institutional positions on public policy issues; the views represented herein are those of the author(s) and do not necessarily reflect the views of Carnegie, its staff, or its trustees.

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