in june of NUMBER_TOKEN convoy pq NUMBER_TOKEN consisting of nearly NUMBER_TOKEN aircraft NUMBER_TOKEN tanks over NUMBER_TOKEN NUMBER_TOKEN trucks and general cargo of over NUMBER_TOKEN NUMBER_TOKEN tons took off from walford iceland on its way to the part of arkhangelsk in the soviet union the operation was one of the allied efforts to help the nazi invaded soviet union but during the treacherous journey a series of miscommunications and rush decisions left the convoy unprotected german u-boats and torpedo-carrying aircraft incessantly attacked the american war vehicles resulting in the worst convoy disaster of world war ii
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