Incredibly Bogus Assertion
"...historically emphasized preemption, unilateralism, and hegemony in formulating their national security policies,..."
Another broad and sweeping claim with no specifics.
But living without most of western Europe is going to be the most crucial aspect of our foreign policy going forward. Eastern Europe is a very different story. Have you found anything that discusses the philosophical differences between eastern and most of western Europe? I mean, after we've practiced all our hegemony to win them over and all.