Then you’re missing the point. Historically, the kind of people who start wars of conquest tend to hold philosophies that value only their own in-group and its associated resources. When you don’t value the happiness or prosperity of your victims it’s quite easy to “win” a war. You just have to make sure the cost isn’t so astronomical that it wipes out the benifits your in-group can reap by exploiting your victims over the next few generations.
Then you’re missing the point. Historically, the kind of people who start wars of conquest tend to hold philosophies that value only their own in-group and its associated resources. When you don’t value the happiness or prosperity of your victims it’s quite easy to “win” a war. You just have to make sure the cost isn’t so astronomical that it wipes out the benifits your in-group can reap by exploiting your victims over the next few generations.