Now that we (humans) have experienced World Wars, I and II, and the Korean War I. Has history taught us anything to prevent the Korean War II and World War III?
Moreover, can we avoid the next global financial crisis?
http://www.atimes.com/article/north-korea-fire-fury-fear/
http://www.latimes.com/opinion/op-ed/la-oe-krauss-doomsday-clock-20170813-story.html
https://www.quora.com/unanswered/Will-the-USA-China-and-Russia-settle-their-geopolitical-differences-peacefully-and-end-the-very-dangerous-standoff-between-South-Korea-and-North-Korea