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B. Begin their own revolutions.
The 1848 Springtime of peoples were a series of republican revolts opposite to the European monarchies. This revolutionary movement started in Italy with a local revolution in Sicily in January 1848. France followed and soon the movement had extended throughout Germany, Italy, and the Austrian Empire. All these revolutions failed and were severely repressed.
Out voted, witnesses, and liabilities.
Without the support of federal troops, segregation in the South lasted from the time of Reconstruction until 1964 and Civil rights Act, there was racial segregation in many counties in southern states till that year.