What happened to most early scientists such as galileo galilei and nicolaus copernicus?

If you mean as far as death Galileo Galilei died because of fever and since they did not have good medications back then he died. Nicolaus Copernicus died because of Stroke.

United states v.  nixon, 418  u.s.  683 (1974),  was  a landmark  united states supreme court case  that resulted in a unanimous  decision  against president richard  nixon, ordering him to deliver tape recordings  and  other subpoenaed materials to a  federal  district  court.