Well the Egyptian pharaoh ThutmoseIII sent his armies to Nubia first. Then the Egyptians took over the Nubia and the Nubians were under the Egyptians control for 700 year
Temporary
This can be best known as a temporary, interim or emergency government. A temporary government is put in place when there is a large void due to the collapse of a large government.
Answer:
The rich risk coming so they can step up stores or businesses to make more money than they did before.
Democracy hope this helps