Among the key changes brought by the Hart-Celler Act: Quotas based on nation of origin were abolished. For the first time since the National Origins Quota system went into effect in 1921, the national origin was no longer a barrier to immigration.
Answer:
One of the causes of the American Revolution is that the Americans were mad at the British King for taxing their tea. In protest, they threw lots of tea into the water before they had to pay for it. Another reason is that the Americans watnted to have religious freedom. They did not want to have to follow the King anymore.
Explanation:
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During the high Middle Ages, the Roman Catholic Church became organized into an elaborate hierarchy with the pope as the head in western Europe. He established supreme power.
He studied for along time and finally figure out a vaccine and because of this humans are happy and healthy
After the French Revolution was Napoleon Bonaparte. Napoleon Bonaparte created the Napoleonic Code which unified French law.
However, he applied this code onto the nations he conquered. As a result, the people of these nations opposed their independence being repressed and nationalism emerged.