Whether you are detailing out an entire planet or just a single country, it's very likely that they have experienced at least one time of war during their history. They might even be in the middle of it right now. In this exercise, detail out the most recent war that's happened in your location or immediately near your location. Stuff to think about: How long ago was that war? Is it still going? How long did the war last? What countries, planets, towns, peoples, etc were involved in this war? What was the purpose of the war? Power? Resources? Revenge? Madness? How did the battles take place? Air, sea, land, space? What sort of soldiers fight this battle? Average towns people? Drafted civilians? Trained military? Knights? Gods? Are there still ill feelings about this war? Traumatized soldier or problems with racism? How did people fight in this war? What sort of weapons did they use? Swords? Guns? Magic? How far and wide this war stretch? Did it affect peoples that weren't involved in the war? Who won? Did anyone win?