As Mrs. Hay discerned, Henry Adams was looking for “The Force” in all the wrong places. So many are, in every age.

Are we, in fact, seeking through foreign policy to protect ourselves from a pre-millennial apocalypse—or, perhaps, to bring about a post-millennial one? The intellectual and spiritual resources of Protestant Christianity have a great deal to add to this debate. But up until now, I haven’t seen much evidence that these resources have yet been brought to bear on these questions.