A groundbreaking book, this unprecedented study is theauthoritative account of the best-known intelligence organisation in theworld. Essential reading for anyone interested in the history ofespionage, the two world wars, modern British government and the conductof international relations in the first half of the twentieth century, MI6:The History of the Secret Intelligence Service 1909-1949 is auniquely important examination of the role and significance ofintelligence in the modern world.