At the Munich Security Conference earlier this month, the post-1945 world order was pronounced dead by most leaders. German Chancellor Friedrich Merz said, “The world order as it has stood for decades no longer exists,” and that we are in a period “great power politics.” French President Emmanuel Macron echoed Merz’s assessment and said that Europe’s old security structures tied to the previous world order don't exist and that Europe must prepare for war. U.S. Secretary of State Marco Rubio said that we are in a “new geopolitics era” because the “old world” is gone...