Theodore Roosevelt's attempt to run again in 1912 caused a split in the Republican Party.
This of course depends entirely on the person in question, but generally speaking people who believe in such things would want to come back as animals somewhere at the "top" of the food chain.
Nixon refused to turn over the tapes during his presidential scandal under the grounds of "<em>the right to privacy"</em> protected by the 4th amendment. However, the 4th amendment didn't apply to him, because he was the leader of the US, and the citizens have a right to know what is going on inside the White House, as decision made in there can affect the people of US.
hope this helps
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>