Answer:
Copernicus.
Explanation:
Copernicus believed the sun was in the middle of the solar system. He even wrote a book about it called "Revolution of the Celestial Spheres."
<em>Hope this helps :)</em>
Communism influenced the 1917 Russian revolution
The christians fought no one in particular, as they fought everyone. including but not limited to <span>germans, bulgarians, byzantines, seljuks, arabs, jews, each other, etc.</span>
Settled the dispute in the 1877 dispute of the presidential election and ended the Reconstruction Era.
I would say the 14th amendment because it gave equal rights and protections under the law.