C. United Nations. At the end of WW2, The US thought about world peace. So did other nations. So United Nations was formed. The headquaters is in New York.
Mechanical reaper 1834
Sewing machine 1830
Railroad 1830
Spinning Jenny 1770
revolutionise the process of cotton spinning
Cotton gin 1793 machine for cleaning cotton of seeds
Steam engine 1698. heat engine that performs mechanical work
Steel process 1856
Light bulb 1879
Radio waves 1895
Fixed wing planes 1799
Model t car assembly/line 1908
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Answer:
By selling land given to them to build the railroad
Explanation:
The government gave the railroad companies large amounts of land to sell both so that the railroad companies earn some money and so they can speed up the settling of the frontier.
<span>The nation's largest railroad center was found in Chicago. Chicago is considered as the most important center of railroads in North America. Chicago has been the most significant interchange point of commercial transportation between the nation’s great railroads.</span>
