National Security

Lessons From The Hoover Policy Boot Camp

Contributing Scholar: Kiron K. Skinner

The Trump Doctrine: America’s Role in the World

The Trump Doctrine challenges long-standing assumptions about America’s role in the world, offering a new framework for US foreign policy centered on sovereignty, reciprocity, alliance burden-sharing, and strategic competition with China.

Up Next The Greatest Threats to American Security

From the Postwar Order to the Trump Doctrine

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Published August 3, 2026

The postwar international order rested on American economic strength, military power, and a network of institutions and alliances designed for the Cold War. As new threats emerged and global power shifted, the assumptions guiding US foreign policy became increasingly contested, while interventions abroad and political divisions at home weakened public confidence in the prevailing approach. By 2016, Donald Trump’s campaign was advancing a different framework to alliances, sovereignty, and America’s role in the world.

Check out more on the topic:

Read "Managing National Security in a Time of Geopolitical Transition" here.
Read "The Iran War at the Crossroads" here.
Read "Lessons from the Recent Conflicts for Future War with China" here.

Learn more about Kiron K. Skinner here.

Recorded on August 14, 2025.

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The opinions expressed in this video are those of the authors and do not necessarily reflect the opinions of the Hoover Institution or Stanford University.