To mark the anniversary of the start of the second Cod War, Robert Fox explores how Britain and Iceland engaged in a conflict which almost undermined the whole security of Nato over this unremarkable fish. For Britain the issues were jobs and the demand forfish; for Iceland, it was national survival. With the storming of the British Embassy in Reykjavik and the Royal Navy ramming Icelandic gunboats, the situation almost escalated out of Control. Producer Andrea Kidd