Overproduction by factories is the answer, for anyone else wondering :D
Arab nationalism is the "sum total" of the characteristics and qualities exclusive to the Arab nation, whereas pan-Arab unity is the modern idea that stipulates that the separate Arab countries must unify to form a single state under one political system.
He wanted their land to give it to white farmers and they found gold in their territory.
isaac newton found out how gravity works.
galileo found out how stars moved and mapped them
copernicus found that the sun was centered in our solar system