It freed all of the black men and ended the issue over slavery, but the South's economy was destroyed while the North's economy boomed.
Explanation:
The first three postwar amendments accomplished the most radical and rapid social and political change in American history: the abolition of slavery (13th) and the granting of equal citizenship (14th) and voting rights (15th) to former slaves, all within a period of five years. Some long-term effects that occurred after the Civil War were the abolishment of slavery, the formation of blacks' rights, industrialization and new innovations. The Northern states were not reliant on plantations and farms; instead they were reliant on industry.
Answer: Between about 47,000 years and 9.8 billion years after the Big Bang, the energy density of matter exceeded both the energy density of radiation and the vacuum energy density.
