Intelligence gathering: German chancellor Angela Merkel with US president Barack Obama. Photograph: Jim Young/REUTERS

In the Cold War era, the spy game in Berlin played out around Checkpoint Charlie, the Friedrichstrasse border crossing favoured by army officers, dipl(...)

Kim Jong-il is never mentioned by name in James Church’s books but his influence as “the central” is everywhere in them. Photograph: AFP/Getty Images

In the murky world of North Korean politics, you find heroes in the strangest places. One such figure is Inspector O, a mysterious North(...)