What was the main goal of the jim crow laws passed in the south after the end of reconstruction

What event had weakened florida’s economy immediately before the start of the great depression? a) the freezing of orange trees b) the end of florida’s land boom c) the start of another world war d) the building of florida’s railroads

States' compliance with the native american reservation treaties drawn up by the federal government for the native american nations is:

Which of the following is not a requirement to become a us representative (congressman/congresswoman)?