The correct answer is - trade.
The Sumerians engaged in trade with their move of exchanging their surplus food for materials like the copper that they needed to develop their weapons and thus their army forces. This was a very smart move from their side because they managed to use the resource they had in abundance but was scarce in the other surrounding areas so that they take what they need to become stronger and pretty much defend more efficiently from the same people they were engaging in trade with.
Answer:
Homestead Act accelerated settlement of U.S. western territory by allowing any American, including freed slaves, to put in a claim for up to 160 free acres of federal land.
Explanation:
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The British East India Company played a major role in British imperialism, all because as British products flowed into India; the Indian goods we're not able to be shipped to Britain because Indian goods were outlawed in India. Soon enough the East India Company was shut down and Britain took it over and used it to sell Britain goods not Indian goods. Thus helping Britain and shutting out India.
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