Nixon vs. The United States of America. Explains all aspects of the case and the reasons why the Supreme court decided as they did

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…his use of public funds to improve his private property. After this decision, a beleaguered President released three tapes to the public on August 5, 1974; one revealing that he had attempted to thwart the FBI's inquiry into the Watergate burglary. It proved that Nixon had been a large part in the cover-up from its beginnings. With this new evidence and the remaining congressional support for the president crushed, Richard Nixon became the first President to resign.