How and why did the civil war started?

The conflict began primarily as a result of the long-standing disagreement over the institution of slavery.

Explanation: it mostly started because of several disagreements between the north and south mostly over the concept of having slavery in the united states.

austria

hugary

yugoslavia

czechoslovakia

the correct statement is letter a.   according to the mandate of heaven, kings were considered godlike beings, so they could do as they .

the mandate of heaven is a chinese political and religious ideology used since ancient times to justify the rule of the king or emperor of china, that has been in place since the zhou until the dynasty system ended. it has been created to justify the zhou as the main power of the region. in order to keep harmony, the ruler has to make what he wants and what people want. he had to make good choices to satisfy the people and then they will be happy and keep you in power.