That's a hard one to answer but from all my reading it would seem there was one main reason. The Berbers were nomads so they never were able to be collectively together to form an army against invaders. Therefore, the Berbers were constantly being conquered by someone. Each time they had to learn new laws set out by the conquerors. When the Arabs came with their mighty army, they knew they couldn't fight so giving in was in an odd way a protection system of kinds.
Answer:
California did not have the first gold rush in American history. ...
The Gold Rush was the largest mass migration in U.S. history. ...
The Gold Rush attracted immigrants from around the world. ...
The Gold Rush was a male-dominated event. ...
Early sections of San Francisco were built out of ships abandoned by prospectors.
Explanation: