The answer is "protectionism".
Protectionism refers to the act or point at which a nation tries to shield its own particular enterprises from global competition. Truly protectionism has been related with nations endeavoring to create from rich to poor. The most widely recognized contention for protectionism is that before a nation can contend globally it needs time to build up it's own businesses. This is in some cases called the infant industry argument.
The main reason was so that the country would attract investors and also that the country could borrow in the future
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Alexander Hamilton was an American statesman who died in 1804, he was one of the pioneers of US. He led in the Federal government's financing of the states' obligations, and in addition building up a national bank, an arrangement of tariffs, and agreeable exchange relations with England.
The Black Death is estimated to have killed 30–60% of Europe's total population. In total, the plague may have reduced the world population from an estimated 450 million down to 350–375 million in the 14th century.
