Oceans are no longer protective barriers for the United States; they are highways for power projection. An isolationist America is a vulnerable America.
In The Geography of the Peace , Spykman introduced the . The Rimland consists of the maritime fringe of Eurasia, including Western Europe, the Middle East, Southwest Asia, South Asia, Southeast Asia, and East Asia. nicholas j spykman the geography of the peace pdf
Spykman’s core thesis was brutally simple: He argued that to achieve a lasting peace after WWII, the United States could not retreat into isolationism (the Monroe Doctrine mindset) nor rely entirely on international law. Instead, Washington had to physically control the “Rimland”—the buffer zones of Western Europe, the Middle East, and Southeast Asia. Oceans are no longer protective barriers for the