B. Sargon conquered the Mesopotamian city-states
<span>The Industrial Era contributed to the immigration from farms
to cities in the late 1800's. Factories were just starting to open and
providing much needed jobs so people moved for work. The industrial revolution started
in England and was a rise or change in the industry. Immigration shares to this
because it triggered people to move places to get jobs which caused
immigration. Cities swelled with waves of job seekers. It moved the world
balance of power and increased the competition between industrialized nations
and less developed ones.</span>
