Russian lawmaker calls for looking at granting CSTO membership to Iran / CSTO countries must oppose destructive narratives -- Putin / It is necessary to ensure technological leadership of CSTO in defense sphere -- Putin / CSTO to be pillar of new Eurasian security system, Russian envoy says / PREVIEW: Duma speaker to chair CSTO Parliamentary Assembly meeting in Moscow / CSTO secretary general calls current situation in Afghanistan encouraging / CSTO chief highlights efficiency of Russian military industrial complex / CSTO to hold drills in Belarus, Kazakhstan, Tajikistan, Kyrgyzstan in 2025 -- bloc's chief / CSTO remains crucial security guarantor for member states, Kazakhstan president says / CSTO leaders sign 14 documents at summit in Astana -- Kremlin