As stated by the official representative of Russian foreign Ministry Maria Zakharova in an interview with TV channel “Rain”, the s-300 were deployed in Syria, after the leak of data about US intentions to bomb cruise missiles Syrian airfields.
“C-300 appeared there after went down the drain from experts close to the American establishment, and they were one after the other and had a kind of basis that they will bomb with cruise missiles to the Syrian airports,” she said.
The s-400, she said, in Syria “for a long time, and somehow it all attitude is normal. “They’re there for a long time, and I think everyone knew it”, — said Zakharov.
On 4 October, the defence Ministry confirmed the placing of anti-aircraft missile system (ZRS) s-300 in Syria. Major-General Igor Konashenkov explained that this complex is designed to ensure the security of its naval base in Syrian Tartus and “located in the coastal area of the ships of the operative connection of the Russian Navy from the air.”
On the same day the press Secretary of the Pentagon Peter cook said that while he could not answer the question, what is the purpose of the Russian military was sent to Syria s-300. He noted that Moscow initially called with the goal of fighting extremism, however, neither the Islamic state nor the Syrian branch of “al-Qaeda” (both organizations are banned in Russia) do not have the aircraft against which it would be possible to use the defenses.
Answering the question whether the s-300 threat to U.S. pilots involved in operations of the antiterrorist coalition, cook stressed that this depends on how the Russian military are going to use anti-aircraft missile system.