Answer:
the African slaves
Explanation:
All immigrant groups except for the African slaves migrated voluntarily, for reasons such as economic opportunities and greater freedoms.
However, the African slaves had to migrate to the colonies against their will and were captured or sold into slavery in forceful and violent ways. They were forced to travel to the 13 colonies in the Middle Passage.
Answer: "The painting serves as an allegory for Manifest Destiny and American westward expansion. ... The figure of Progress is ushering an era of modernization, development, and advancement to the West, which in the painting is portrayed as a dark and savage place, especially when compared to the eastern side of the painting."
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Broadly the Federal artillery was equipped with rifled guns firing shells, while the Confederate artillery was equipped with the old style smooth bore cannon, of lesser range and accuracy; firing ball, grape shot and case shot.