"The fact remains that Russia was unable to prevent a mass strike by Israel on a country with which five months ago [Russia] signed a comprehensive strategic partnership. "Clearly Moscow is not prepared to go beyond political statements condemning Israel, it's not ready to provide Iran with military assistance."

Analysts say the Kremlin is prioritizing its own war against Ukraine, as well as its relations with Gulf nations that don’t want to see a stronger Iran.

Russia's Foreign Ministry on Tuesday denounced continued Israeli attacks on Iran as illegal and said a solution to the conflict over Tehran's nuclear programme could only be found through diplomacy.