In the years just before and after the fall of the Berlin Wall, people from across the political spectrum in Europe and America celebrated a great achievement, felt a common purpose and, very often, forged personal friendships. Yet over the following decades the euphoria evaporated, the common purpose and centre ground gradually disappeared, extremism rose once more and eventually - as this book compellingly relates - the relationships soured too. Anne Applebaum traces this history in an...