Answer: It produced strong weapon/tools that made the empire strong and powerful.
Explanation:
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The discovery of the potential of the coal fro producing energy was revolutionary for the humans. The coal gave new opportunities, as this natural resource was able to produce so big of an amount of energy that the machines based on its work were able to do the work for which before that, lots of people and animals were needed, or it was take much longer time with the previously used energy sources like the wood and the water.
The coal gave the basis for the industrialization process, and it managed to revolutionize the manufacturing of the goods, which for the countries that used it, brought a very big wealth.
Maysville road: Jackson vetoed the bill on the grounds that federal funding of intrastate projects of this nature was unconstitutional. He declared that such bills violated the principle that the federal government should not be involved in local economic affairs. Jackson also pointed out that funding for these kinds of projects interfered with paying off the national debt.
National Bank veto: <span>As his term continued, Jackson truly grew a desire to crush the Second Bank of the United States. Over time he had decided that it could not continue as it was, and that it did not warrant reform. It must be destroyed. Jackson's reason for this conclusion was an amalgamation of his past financial problems, his views on states' rights, and his Tennessee roots. </span>