It'll last for very long time... don't worry I'm sure lots of people from nowadays have learned that war using forced arms and conflict will never work.
The one you should worry about is war by deceiving the masses/someone into doing something. It is called Psychological Warfare. This one is a lot more scarier coz you will really never know if it is already happening.
Hehe You aren't scary enough
On My Mind: That was touching T__T