Iran warns Ukraine of retaliation after deadly Caspian Sea strike Abbas Araghchi says the Ukrainian attack on the Iranian vessel in the Caspian Sea ‘cannot go unanswered’.Share this: After Strait of Hormuz and Red Sea, has Iran war now reached Caspian Sea?DateJuly 26, 2026In relation toAl-JazeeraIran war live: Tehran summons Ukraine diplomats over Caspian Sea attackDateJuly 25, 2026In relation toAl-JazeeraIran accuses Ukraine of deadly attack on Caspian commercial vesselDateJuly 25, 2026In relation toAl-Jazeera