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America as a revisionist power (and what it means for the rest of the world)

We are witnessing something unique in history. The most powerful and technologically advanced nation in the world is tearing down the very international order that it constructed eighty years ago.

In this lecture, a leading expert on war and strategy considers the strategic implications of a revisionist America for the rest of the world.

  • Phillips O'Brien

    Phillips O’Brien is Professor and Chair of Strategic Studies and Head of the School of International Relations at the University of St Andrews. He publishes widely on issues of conflict, politics, war and strategy, including his most recent book War and Power: Who Wins Wars – and Why. His commentary about contemporary world affairs is published regularly in The Atlantic, The Times, The Spectator, The Telegraph and other major newspapers and journals.

  • Peter Trubowitz

    Peter Trubowitz is Professor of International Relations, and Director of the Phelan US Centre at LSE and Associate Fellow at Chatham House, Royal Institute of International Affairs.

This event was held on 1 October 2026.