How did major bennett riley's experience change the role of the military on the santa fe trail?

In 1829 Major Riley took 4 companies of soldiers to accompany and protect traders. The caravan was attacked by Kiowas and Riley's men marched into battle. The Kiowas were defeated, but the battle showed Major Riley that protecting caravans would be expensive. After that, traders had to fend for themselves.

c. legislation should seek to resolve social problems.

it is the code of hammurabi