The Second World War, however in history it's considered that ww2 started when the nazis invaded Poland.
The industrial revolution brought rapid urbanization or the movement of people to cities. Changes in farming, soaring population growth, and an ever increasing demand for workers led masses of people to migrate from farms to cities.
Explanation:
Factory jobs often meant family separations
Carthage was a leader of trade and leadership. It was also the only city located near the Majardah River, Tunisia's only river to flow all year long. Many new cities replaced Carthage once it was taken over. It grew to be the second largest city in the western half of the Western Empire and was the center of the Roman Province in Africa. It was equally an early center for Christianity.