As Iran stares down the economic consequences of a prolonged blockade of the Strait of Hormuz , attention is shifting north. With Gulf shipping lanes disrupted and oil exports constrained, Tehran may seek to depend less on the Gulf and more on a patchwork of railways, Caspian ports and sanctions-era trade networks linking it to Russia. Recommended Stories list of 4 items list 1 of 4 Iran’s foreign minister in Russia for talks list 2 of 4 NPT summit: Can nuclear pact survive US-Israel war on Iran? list 3 of 4 Iran FM in Russia says US has offered new round of talks list 4 of 4 Iran war: What’s happening on day 60 as diplomacy gathers pace? end of list The importance of that relationship was underscored this week when Iranian Foreign Minister Abbas Araghchi travelled to St Petersburg for talks with Russia’s President Vladimir Putin, praising Moscow’s “firm and unshaken” support as the two sides discussed the war, sanctions and the future of the Strait of Hormuz.…