“To people who follow the pronouncements of Bob Dylan, his comment in a Rolling Stone interview in September 2012 suggesting that American blacks could sense whether whites had slave-master blood ‘just like Jews can sense Nazi blood and the Serbs can sense Croatian blood’ may have seemed just the sort of vaporously impressionistic, emotionally pointed kind of thing that Mr. Dylan has been known to say for decades.” Some Croatians in France beg to differ.