Skirting around the vast oil tankers anchored patiently in the Strait of Hormuz , Iran’s so-called ‘mosquito fleet’ is locking down the critical waterway stuck under a double-blockade. Last Wednesday, small boats belonging to the navy of Iran’s powerful Revolutionary Guard attacked three large container ships, two of which were forced to head to Iranian ports for allegedly trying to pass through the Strait without Tehran’s permission. Donald Trump said Iran’s navy is “laying at the bottom of the sea, completely obliterated”, but that “what we have not hit are their small number of, what they call, ‘fast attack ships,’ because we did not consider them much of a threat”. Seen as Tehran’s second navy, a swarm of speedboats crosses across the narrowest part of the Strait, difficult to track and often carrying weapons onboard. It is now a serious concern for vessels seeking transit through the waterway.…