It was Nick Clegg who looked and sounded least comfortable - forced to speak alongside a Conservative Prime Minister about a Conservative icon whose policies, it was clear, had repulsed this boy from a wealthy and privileged background.

BBC: Party leaders are all Thatcher's children

The release of the photograph, along with details of his appearance and scant possessions at the time of his discovery, is part of an effort by German authorities to unravel the mysterious identity of the boy who speaks English and a little German and what is his family background.

CNN: German police seek help identifying teen who lived in woods