William Ronald
Explorer
The orcs seem to be Lawful Neutral, with some members being more neutral, evil, or chaotic. It seems there is a great focus on one's place in society and how rules apply. As for raiding, it has been a part of many historical cultures. Possibly raiding is an activity that many of the more chaotic or green soldiers are sent to do. The leadership may decide it is no great loss if some of them don't come back.