Review at a glance “ How did they get out?” Spend any amount of time among Jews of a certain age, and once done kvelling about their grandchildren and complaining about various physical ailments, the question is likely to arise. There is at least a comfort in not having to explain what is being asked. For Daniel Finkelstein, the author of Hitler, Stalin, Mum and Dad, it is not one with a straightforward answer. The journey to freedom on which his family embarked following the outbreak of the Second World War encompassed Switzerland, Paraguay, the United States and ultimately Britain,...