If a nation is very small they could only accept a certain amount of people. They are small so they only have so much food, space, etc. to provide for its citizens. Though if the nation was large such as the US or Canada they can be a little less strict and allow more people in.
the correct answer is definitely South Africa in 1980
Economic Crisis. The beginning of the Great Depression can be traced to the stock market crash of Tuesday, October 29, 1929 (also known as "Black Tuesday"). The 1920s were a time of increased stock market speculation. ... The depression's immediate impact on Georgia was much like that throughout the nation as a whole.Nov 5, 2007
Generally speaking, Manifest Destiny had a negative impact on African Americans, since it led to the expansion of the United States, with many of the new states in the west becoming "slave" states. This conflict eventually led to the Civil War, after no compromise could be truly agreed upon.