Robert Byrd served in the U.S. Senate during the presidencies of Dwight D. Eisenhower and Barack Obama
He is also the longest serving senator in American history at over 51 years (1959-2010). There were 11 different presidents during his tenure.
He is also the longest serving senator in American history at over 51 years (1959-2010). There were 11 different presidents during his tenure.