He's also promising the world with what is a very fragile proposed budget hedged entirely on future oil prices and the hope of a low valued currency. Thankfully that doesn't appear to be wooing the majority.
As an international relations student of a realist persuasion, I disagree with you regarding their no longer being rivalries between nations. I'd also point out it isn't a 19th century concept, but more of a 17th due to the Westphalian agreement. However, the concept is alive and kicking, I...