Because one of the major powers who instigated the war did not take part in it
The correct answer is slavery.
The answer is slavery because slaves in American society were forced to move depending on the will of their owners. This forced migration allowed slaves to be treated as mere property rather than individuals with rights. This idea of slaves being property was solidified with the court case Dred Scott vs. Sandford. This idea wouldn't change until after the Civil War ended.
The consequences of having a war ended with 2 atomic blasts, the division of Europe into two separate political blocs (East and West), and the displaced of populations due to hostilities were because of the occurrence or happening of World War II.
Answer:
Rome’s government was based on law in which many people had a voice.
Rome was being surrounded and threatened by outside forces