What documents give structure to the army's moral standards?

The Law of Land Warfare, Uniform Code of Military Justice, and Code of Conduct.

Explanation:

These are the documents that give structure to the army's moral standards. These are important documents as they ensure that the army does not become ruthless, overly cruel or self-interested. It also reminds the army of its duty to protect citizens. In a wider sense, soldiers also take moral cues from the Constitution and the Declaration of Independence.

b toward the volcano.landward. the landward side of something is the side nearest to the land or facing the land, rather than the sea.