Answer:
WW1 was, or at least, the treaty of Versailles.
Explanation:
Germany was in great debt due to the new treaty, they had to demilitarize the Rhinelands, and pay a whole bunch of money that they didn't have. Everyone was upset, so when a short man with a silly mustache (Hitler) came along and said he could fix everything, everyone agreed, thus leading them to war.
It is important to maintain a good balance, because if the states are given to much power they would no longer need the federal government and likely leave the federal government. If the federal government is given to much power the government would likely resemble a dictatorship since states wouldn't have a say in the laws that govern them.
So many men were ready to enlist because of what the war was about. In the South, men wanted to enlist so they could keep their slaves to do their work for them. In the North, men were ready to enlist because they thought slavery was wrong, as it was.
Answer:
They were to adopt the Fourteenth and Fifteenth amendments and select United States senators in preparation for readmission to the Union. On March 30, 1870, President Grant signed the act that readmitted Texas to the Union and ended Congressional Reconstruction.