The book examines the US and NATO intervention in Libya and its consequences for Syria, Iran and the Caucasus. The parties' preparedness for war is analyzed; US and NATO air operations; strategy and tactics of Gaddafi's army and GNA rebels; information warfare. The geopolitical, military-technical, economic, financial, energy and environmental aspects of the 2011 Libyan war are explored. Syrian and Iranian groupings of forces are considered; Russia's military-technical contracts with Syria and Iran; the history of the preparation of the "Syrian conspiracy"; the role of the United States in creating an anti-Iraq coalition (potential of the United States, Israel); forces, means, capabilities of the Iranian army; Russia's position on the forceful solution of the Syrian and Iranian problems; security issues of Russia and the states of the South Caucasus; strategic lessons from the Lebanon war for Russia and the Russian military. The lessons and conclusions of the Libyan war are important not only for its participants, but also for the development of the theory and practice of military affairs in Russia.