About
John R. Allen
Guest Author

John R. Allen

John Rutherford Allen was president of the Brookings Institution from November 2017 to June 2022, having previously served as a distinguished fellow in the Foreign Policy Program at Brookings. Allen is a retired U.S. Marine Corps four-star general and former commander of the NATO International Security Assistance Force (ISAF) and U.S. Forces in Afghanistan.

 

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