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Josef Korbel School of International StudiesSié Chéou-Kang Center for International Security & Diplomacy



Major Episodes of Contention

The Major Episodes of Contention (MEC) data project will identify major episodes of mass nonviolent, violent, and "mixed" contention from 1945-present, with annual updates, so that researchers can better understand the origins and outcomes of contentious behavior.

MEC Project Sponsors

The research described in this project was sponsored by the Political Instability Task Force (PITF). The PITF is funded by the Central Intelligence Agency. The views expressed herein are the Principal Investigators’ alone and do not represent the views of the US Government.

Research Team

  • Erica Chenoweth, Berthold Beitz Professor in Human Rights and International Affairs at Harvard University
  • Sooyeon Kang, Research Fellow and PhD Student