They spread knowledge of medicine, mathematics, and other sciences. The hindu-arabic mathematical numerals 0-9 is still used today.
Here is the answer "<span>William Howard </span>Taft<span> in </span>Progressive<span> Era Politics. William Howard </span>Taft<span> (1857-1930) was the 27th </span>president<span> of the United States and Theodore Roosevelt's hand-picked successor. ... His administration nonetheless pursued more antitrust suits than Roosevelt."</span>
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The technology can be regarded as primary source in economic development and the various technological changes contribute significantly in the development of underdeveloped countries. Technological advancement and economic growth are truly related to each other. The level of technology is also an important determinant of economic growth.
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At the start of the war, the Union didn't have a very organized spy network. Although they had a lot of spies, they were usually sent out by individual generals or leaders in the government. The information wasn't communicated very well or passed on to the people who really needed it. The Union had a distinct advantage in the war as they gained a significant amount of military intelligence from slaves and former slaves.
As the war continued, the lead generals of the North had a spymaster who would organize and gather the information from the spy network.
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The civil war was close to ending.
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