The Wikipedia article on Cascading failure [0] lists a few examples of this kind of a large scale grid failure. You start by taking one (or some) power plants d

The Wikipedia article on Cascading failure [0] lists a few examples of this kind of a large scale grid failure. You start by taking one (or some) power plants down, thus overloading others trying to reblance the system, and possibly failing too. Such a chain reaction can, over multiple generations, take a great many power plants down. [0] https://en.wikipedia.org/wiki/Cascading_failure https://en.wikipedia.org/wiki/Cascading_failure