Jo Jakobsen is Professor at the Department of Sociology and Political Science, Norwegian University of Science and Technology (NTNU), Trondheim, Norway. His doctoral dissertation earned him the 2008 Prize for Young Excellent Researchers in the Humanities and Social Sciences from the Royal Norwegian Society of Sciences and Letters. He has since published widely in the fields of international security, geopolitical risk, and international political economy. He received the Bernard Brodie Prize for the best article published in Contemporary Security Policy in 2019.

Chapter 1. Introduction. - Chapter 2. Stayers, Leavers, and U.S. Overseas Troops. - Chapter 3. Political Realism and Structural Constraints on Retrenchment. - Chapter 4. The System, the Psyche, and the Stayers. - Chapter 5. The Geopolitical Logic of U.S. Overseas Troops. - Chapter 6. U.S. Overseas Troops: Empirical Patterns, 2017-2021. - Chapter 7. Regional Domino Narratives and the Geopolitics of Withdrawal. - Chapter 8. Conclusion: Whither U.S. Overseas Troops?