The compass was one of the first inventions to greatly help the early navigators through their travels.
During the Silk road or Silk Route China exported teas, salt, sugar, porcelain, and spices. Most of what was traded was expensive luxury goods. This was because it was a long trip and merchants didn't have a lot of room for goods. They imported, or bought, goods like cotton, ivory, wool, gold, and silver.
The Great Depression made those who were middle class poorer, and the poor class poor. Some rich class people started to lose money, however, (i think) many still kept some of their wealth.
The poor and middle class people were impacted the most however, as they first lost jobs, (because the owners of their industry want to save more money) With that, because they couldn't pay rent or taxes, etc, The middle class lost their dwelling places. This created a large amount of unemployed people that Franklin D. Roosevelt needed to help by creating jobs for them.
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Answer:
There are four broad ranks of the caste system in the Indo-Aryan culture, which included Brahmins which includes priests and scholars, Kshatriyas which is kings, governors and warriors, Vaishyas (cattle herders, agriculturists, artisans, and merchants), and Shudras (laborers and service providers).
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