As France’s President Emmanuel Macron casts himself as Europe’s new leader in a joust against Donald Trump he might do well to have a look at two great Frenchmen who advised against haste and hubris.

AT PENPOINTThe Trump-Zelenskyy meeting nearly three weeks ago refuses to go away, because it has created a sense of ...

The collapse of the Soviet Union greatly reduced the West’s fear of another world war—a fear that had led Western leaders to ...