Mlk was a social activist and Baptist minister who played a key role in the American civil rights movement from the mid-1950s until his assassination in 1968. King sought equality and human rights for African Americans, the economically disadvantaged and all victims of injustice through peaceful protest.
It was a printing press that simultaneously printing on both sides of the page that lowered the price of newspapers to a penny a copy, since this doubled the efficiency.
Immigration patterns differed by region of origin mainly due to the fact that the economic and social situations of each region were different at each time, with which its inhabitants did not have the need to emigrate to new destinations simultaneously.
- Thus, for example, in the early 1900s the main migratory flows that came to the United States came from southern Europe and Ireland, regions that were economically backward and could not provide their inhabitants with the quality of life that was obtained in America;
- While at present this situation occurs in Latin American and Asian countries, which are the main generators of migrants arriving in the United States.
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They settled in America mainly to escape religious persecution. Also, Columbus's "discovery" of America had led to a period of European exploration and colonization.
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