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Evidence mounts on all sides as to how Britain's standing in the world is in sad decline. After 10 years as the world's fourth largest economy, we have now slipped to sixth place behind China and France. In Wednesday's Daily Telegraph, under the heading "The UK will be missed on the world stage", Irwin Stelzer wrote about the failure of our military missions to Iraq and Afghanistan, and lamented Britain's retreat from an effective role alongside our US partners. On the same day, Max Hastings reported a similar story from America itself, where he was shocked to find how far we have lost the respect earned in the days of Mrs Thatcher.

Another, perhaps less obvious, reason why Britain has lost respect is reflected in a shocking new book, published...