Armed Russian jets have flown over a U.S. base in Syria nearly every day in March, U.S. commander says
Russia establishing permanent presence at its Syrian bases: minister of defense
Russia and US engage in 'military base race' in Syria
Russian Military Uses Syria as Proving Ground, and West Takes Notice - The New York Times
Russia says military plane exposed to coalition F-16s guidance systems over Syria, TASS reports | Reuters
Russia Continues Dangerous Flights in Syria, Risking 'International Incident' | Air & Space Forces Magazine
Russia sends warplanes, hypersonic missiles to Syria for major naval drills | The Times of Israel
Russia's Air Forces: from Setting Up Provocations in Ukraine to Cargo Delivering to Syria - InformNapalm.org (English)
Russia Is Maintaining Most of Its Military Aircraft and Equipment in Syria, US Officials Say - ABC News
How the Syrian Civil War Made the Russian Air Force Even Deadlier | The National Interest
Russian campaign in Syria offers country chance to test weapons, doctrine | Stars and Stripes
Defense Ministry: Russian air force not used in Syria since May 1 - Russian Politics & Diplomacy - TASS
Russian Fighter Jets Hindered Israel From Striking Military Base In Syria: Report - I24NEWS
Russian Report: 7 Russian Planes in Syria Damaged by Rebel Attack
U.S. air chief: Spike in Russian jets flying over American base in Syria
What Joint Russian-Syrian Air Patrols Might Mean For Foreign Air Forces Over Syria
These Are the Russian Military Jets and Planes Stationed in Syria
Security Web Portal | News
Russian Air Force Enters Middle East Fray With Strikes in Syria | Aviation International News
Why is Russia seeking to expand its military bases in Syria? | Middle East Institute
Russia says Israel used 2 civilian airliners as cover to carry out Syria strike | The Times of Israel
Russian Air Power Prevails over Syria | Aviation International News
IntelBrief: Selling Russia's Military in Syria - The Soufan Center
US Rushes F-22s to Stop Russian Harassment Over Syria - Defense One
Russia says it didn't target U.S.-backed forces in Syria | CBC News
Russian intervention in the Syrian civil war - Wikipedia
