<span>The chart illustrates about American Indian populations is an example of the impact that European exploration had on American Indians populations. The chart displays that the population of Taino's in the year 1492 was over 300,000 and in the year 1548, it was less than 10,000. Also, the result of the European exploration decline the Africa's population, the economy and wealth of the Europeans drastically increased.</span>
<span>It was primarily the Europeans who had sent ships to explore the New World who benefited the most from the first global economy system, since their claims to land meant that they profited the most from trade that occurred due to their resources and holdings. Those who generally lost the most were the Africans and Natives on whose land the Europeans were extracting resources. </span><span />
I believe it's Ziggurats, because it was a Mesopotamian religious architecture; and built on raised grounds
The main change is the countries the immigrants were coming from. The immigrants in 1840s were coming from the Western Europe mainly Ireland and Germany. Immigrants from Asia and Eastern Europe were coming a bit later while during the beginning of the 20th century most of the immigrants came from Italy.