In Focus delivers deeper coverage of the political, cultural, and ideological issues shaping America. Published daily by senior writers and experts, these in-depth pieces go beyond the headlines to give readers the full picture. You can find our full list of In Focus pieces here.

We are a long way from 1945. But not as far as we might think. The dangers of another great power conflict have never been greater. But foe and friend alike have changed. And the United States’s approach to the world must change with it. As President Abraham Lincoln said at the dawn of another cataclysmic war, “As our case is new, so we must think anew, and act anew.”