Cavour and Bismarck used poitics, he knew he couldn't take down Austria on his own so he got help from the Napolion the third. Even though the French backed out he still got Northern Italy back.
Answer:
There were more jobs and higher pay becoming available that were becoming available to more than just members of the Union.
Explanation:
The answer is B. Queen Victoria ruled from 1837-1901.
A
A plan for the D-Day invasion on the western front
I believe the answer to this question is C. Labor needs in the colonies. At first, the settlers came up with indentured servants. Indentured servants then began to die from the hard work, so then the settlers turned to the slave trade, where African Americans were being sold. Since African Americans were used to hard work in Africa, they were the best choice for the job.