The rise of global trade leads to growing wealth, but also to growing economic insecurity: Vital imports can be cut off by one's enemies. In a multipolar world, economic insecurity leads to arms races and conflict. The only solution to this conundrum has been benign hegemony - the policing of the world's trade routes by a single dominant nation with an interest in preserving global prosperity.
I'm busy working on my blog posts. Watch this space!