Gregory Alegi, historian and journalist, is an adjunct professor of History and Politics of the USA at LUISS University, in whose Business School he also taught Basic Aeronautics. He recently published “The political system of the United States (1787-2021)”, in the volume History of political systems of the XXI century (edited by G. Cerchia and G. Pardini), and Ustica: a civil injustice (with L . Tricarico). An expert in defense and strategy, he taught Aeronautical History for twenty years in the degree course in Aeronautical Sciences of the Air Force Academy and is today a contract professor of Strategic Studies at the University of International Studies (UNINT). He is the editor-in-chief of the Nuova Antologia Militarei, the scientific journal of the Italian Society of Military History, and sits on the scientific committees of the Strategic Leadership Journal and The Aviation Historian.