When analyzing a source historians want to remain NEUTRAL in other words they don't want to be PERSUADED by personal feelings and options they know the different sources may reveal different OPINIONS
Development of the Steel manufacturing industry made it possible
This particular building is called the Home Insurance Building which was built in 1885 in Chicago, Illinois and referred to as the first modern skyscraper.
- The architect known as William LeBaron designed the building using inner skeleton of vertical columns and horizontal beams made out of steel structures.
In conclusion, the development of the Steel manufacturing industry made it possible to construct this type of building in the late 1800s.
Learn more about Home Insurance Building here
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Answer:The surge of pride in America at the time of Manifest Destiny pushed the expansion of the US into the western territories and lead to the annexation of Texas, all of Mexico's western lands, California and more. ... Politics, fear of war with Mexico and fear of another country getting them.
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