Agreed. This book argues that periods of world history with an uncontested superpower (e.g. Britain or the US) are significantly more peaceful than those witho

Agreed. This book argues that periods of world history with an uncontested superpower (e.g. Britain or the US) are significantly more peaceful than those without: https://www.amazon.com/War-What-Good-Conflict-Civilization/dp/B00OQY9WZK/ https://www.amazon.com/War-What-Good-Conflict-Civilization/d... The post-WWII era, which coincides with the era of American dominance, has been a fairly peaceful period by historical standards. It's hard to argue with results.