Isolation.
They tried to stay out of the line of fire, letting the Europeans run rampid about, as they tried to fix their own problems. Continually point fingers at U.S, trying to get them to act. U.S eventually got dragged in, due to the fact that Japan had attacked the United states.
There was no technology at the time, making it harder to get messages across. So the transportation system was the way to go.
<span>Aristotle's inductive-deductive method used inductions from observations to infer general principles, deductions from those principles to check against further observations, and more cycles of induction and deduction to continue the advance of knowledge and thus it ultimately lead to scientific evolution.</span>