The Judith Reppy Institute for Peace and Conflict Studies (PACS) is an interdisciplinary program devoted to research and teaching on the problems of war and peace, arms control and disarmament, and more generally, instances of collective violence. Our focal areas include climate change and conflict, nuclear security, governance of emerging technologies, and human rights, race, and gender.
Despite an ongoing policy debate within the U.S. about the value of alliances, research suggests that the complex network of security relationships that the U.S.
On September 10, 2026, scholars and practitioners convened at Cornell for a timely discussion on the future of the international order. Watch the recording to hear their insights.
