"Ornate and patterned" would be the best option when describing the architectural style of the Islamic Golden Age, although there were exceptions of course.
Hammurabi keenly understood that, to achieve this goal, he needed one universal set of laws for the diverse peoples he conquered.
Trial by cold water was when the accused was thrown into a pool of water bound. If he/she sank and drowned he/she was innocent (and conveniently dead). If he/she floated and did not sink, he was taken to have been "rejected" by the water and must necessarily be guilty.
They were fighting over food sources C
The group that was apart of this was the Estates Of Realm. They were the broad social orders of the hierarchically conceived society.