LONDON– Once again in Europe the discussion about admitting new members is coming to the boil and, once again Turkey, promised membership of the Union over 30 years ago, is not on the list. In fact it is even worse than that. Turkey is being actively blackballed. At a get-together of European Christian Democrats in March a prominent member, Wilfried Martens, was widely quoted as saying, “The European Union is in the process of building a civilization in which Turkey has no place.” It was also widely noted that another participant, Chancellor Helmut Kohl of Germany made no effort, unlike other leaders present, to distance himself from Mr. Martens. The hand of European chauvinism is again being dealt to Turkey, home to Istanbul, the city that strides two continents, the only city to have served as the capital of three empires, the historic meeting place of east and west, cradle of...