It was only some time later, towards the middle of the twentieth century, that the settlement reached at Vienna began to be viewed in a more favourable light. One of its most enthusiastic apologists was Henry Kissinger, whose doctoral thesis, published in 1957, some years before he became Secretary of State to President Richard Nixon, provides the most vigorous defence. He argues that in international affairs there is an inescapable priority to pursue order and stability over justice or any other consideration.