Recognize the classic motown pop song. You dont have to worry. You already know the song but if you called me 30 years ago i may well have that before i decided to become an academic i try to be a rock star. I had a lot of fun. That is not where my strength glaves. I realized i could do better as an archaeologist and a late lead guitarist. Being a historian is a better way to answer the question and tonight i want to disagree. War what is it good for but it is the story over the last 10,000 years . To create Larger Societys for the ones that people live in . This is an important thing to say because of that is the case that understanding what war has been good for seems it is crucial to understanding what it might do with the 21st century if we want them to be safe we need to know what it has been good for in the past. The weapons are more destructive but yet the world is a safer place to live hidden. With a remarkable paradox that needs to be explained. The answers to the question is