Iranian warships are on a rare trip around the Caspian, calling on their neighbors in Russia and Azerbaijan in a period of new uncertainty for the sea.
Three Iranian vessels are scheduled to berth in Astrakhan, the home of Russia's Caspian Flotilla, on Wednesday. After three days in Astrakhan, the ships will head to Baku and then back to Iran. According to Iranian media it is only Iran's second naval visit to Russia and apparently its first to Azerbaijan.
Russia, the dominant power in the Caspian, makes these sorts of small, friendly naval visits around the sea somewhat regularly. In August, a small contingent of Russian ships visited the Iranian coast and conducted joint exercises.
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