Sun flare Terror attack pre strike because you might become my enemy in the future. someone plugged in the toaster and the kettle one morning. whatever. if IF Global electricity went down. And stayed down. .... How long would individual nations survive? How Thick is the layer of society in various areas of our planet? Large cities run on electricity. What if it were removed? Personal homes would be out of food/heat/communications/etc. How long do you wait till you start to panic. Days? Weeks? My guess would be less than one month. Some other 'third world' places might not notice a difference till the next dry season and wonder where the truck is. They may have a thickness of several years. How long could you last?