The army, led by Washington, put down the rebellion.
The completion of the Transcontinental Railroad greatly affected companies that made products in that it made it far easier for them to transport their goods over long distances to markets, which greatly increased profits and output.
- Composition of the Reconstruction Governments
After the north won the war, the president requires the southern states to fill a certain amount of Quota for Minorities to fill in the Government representative seat.
-- Many northern citizens move to the southern side after the war and bringing northern ideology with them.
An appalling of black codes and other racist laws/acts as well as adding the 14th amendment which gave African Americans a vote.
Hope this helps
The slave trade encouraged African nations to wage war and disrupted local cultures and economies. This in turn resulted in a failure to industrialize, making the nations of Africa far more susceptible to European colonization.