Copernicus<span> contributed the heliocentric model of the universe, </span>Brahe<span> contributed astronomical data, </span>Kepler<span> contributed elliptical orbits of planets, </span>Galileo<span> contributed his telescopic discoveries, and </span>Newton<span> contributed his laws of gravitation.
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Answer:
According to Digital History, historians have viewed Reconstruction as a success. They attribute this to the changing race relations that occurred centuries after in economic, social and political spheres.
Reconstruction was a turbulent time as the aftermath of the Civil War left unanswered the fate of former slaves. Congress responded by passing Constitutional amendments and laws aimed to help freedmen. Although, the South saw rise to the Ku Klux Klan which preached white supremacy and eventually political help from the North diminished. In that time, citizens considered Reconstruction to be characterized by corruption and used this to justify Jim Crow policies of the 1960s.
The answers c and this would prove to fail for Cuba
It only granted popular sovereignty to eastern states. It reinforced the unpopular missouri compromise. It forced people to relocate to the great plains region
