A, Slaves provided much of the labor on plantations that grew cash crops would be the answer I would go with. Most slaves worked in crop fields, and iron working didn't become prominent in the US until the industrial revolution about 10 years after the Civil War. I cannot say I'm 100% certain, but the others to me don't seem to make sense when looking at the situation.
Answer:
People like Sanford Dole needed the island to be part of the United States to ensure their entrance to American sugar markets.
Explanation:
Hawaii was a kingdom until 1893 when American planters established corp to overthrow Queen Liliuokalani. Hawaii became a republic in 1894. In 1840, a constitutional monarchy was established, stripping the Hawaiian monarch authority. The economic reasons have contributed to the overthrow of the Queen from power. American planters generated money in Hawaii through sugar plantations. Sugar exports to the United States expanded greatly over the period, and American investors and sugar planters on the islands increased their domination over affairs to establish their control over the people in Hawaii.
The Spanish claimed the North America and started losing their power once the French, the Dutch and the English took over the Northeast.
no we do not still have the Omaha platform today