Who was Delaware's longest serving senator?
Joe Biden
Joe Biden
Robert C. Byrd
Joe Biden
Robert C. Byrd
Robert Byrd
Robert C. Byrd
Joe Biden
Robert Byrd
Thomas E. Dewey
Robert Byrd
Chuck Grassley
Joe Biden
Thomas E. Dewey
J. William Fulbright
Joseph Biden
Robert C. Byrd
Robert Byrd
Chuck Grassley
John Dingell, Jr.
Robert Byrd Jr.
J. William Fulbright
Robert Byrd
Robert C. Byrd
Joe Biden
Jesse Helms
Tom Carper
Jim DeMint
Joseph Biden
Bob Dole
Chuck Grassley
J. William Fulbright
Robert Byrd
Thomas E. Dewey
Joe Biden, Jr.
Jesse Helms
Tom Carper
Robert C. Byrd
Jim DeMint
Robert Byrd Jr.
Bob Dole
Joe Biden
John Dingell, Jr.
Robert Byrd
Chuck Grassley
Joseph Biden
Thomas J. Dewey
J. William Fulbright
Tom Carper
Jesse Helms
Jim DeMint
Bob Dole
Robert Byrd
Tom Carper
J. William Fulbright
Joe Biden
Thomas J. Byrd
Robert C. Byrd
John Dingell
Chuck Grassley
Chuck Hagel
Bob Dole
Joseph Biden
Robert Byrd Jr.
John Dingell Jr.
Ted Stevens
Jesse Helms
Joe Biden, Jr.
Robert Byrd
Tom Carper
John Dingell
J. William Fulbright
Thomas J. Dodd
Chuck Hagel
Bob Dole
Robert C. Byrd
Chuck Grassley
Harry S. Truman
Ted Stevens
Joe Biden
Thomas E. Dewey
Tom Carper
Robert Byrd
Robert Byrd Jr.
John Dingell Jr.
John Dingell
Jesse Helms
Joseph Biden
Chuck Hagel
Bob Dole
Thomas J. Dewey
Ted Stevens
Robert C. Byrd
Joseph McCarthy, Jr.
John Dingell, Jr.
John F. Kennon
Tom Carper
Robert Byrd
Harry Reid
John Dingell
John Dingell Jr.
Chuck Hagel
Bob Dole
John Glenn
Joe Biden
Robert Byrd III
Jesse Helms
Jack Reed
Frank Lautenberg
Ted Stevens
Edward M. Kennedy
Thomas J. Carper
Robert C. Byrd
Walter Mondale
Joseph Biden
Charles Curtis
Robert Byrd Jr.
Harry Reid
John Dingell
Robert Byrd
Chuck Hagel
Thomas J. Coons
Bob Dole
John Dingell Jr.
Jack Reed
Thomas J. Delaney
Thomas J. Byrd
Thomas J. Dodd
Robert Byrd III
Frank Lautenberg
Ted Stevens
John F. Kennedy
Jesse Helms
Richard Durbin
John Dingell, Jr.
Harry Reid
John Glenn
Joe Biden
Harry S. Truman
Robert Byrd
Chuck Hagel
Bob Dole
Jack Reed
Thomas J. Dewey
Thomas J. Donnelly
Charles Sumner Curtis
John Dingell Jr.
J. C. Watts
Joseph McCarthy
Joseph Biden
Ted Kennedy
Jim Webb
Frank Lautenberg
Robert Byrd Jr.
Richard Blumenthal
Harry Reid
Edward M. Kennedy
John Dingell
Richard Durbin
Robert C. Byrd
Joe Biden
Daniel Patrick Moyne
Jack Reed
Charles Sumner
Bob Dole
Robert Byrd
Ted Kennedy
Robert Byrd III
Jim Webb
Frank Lautenberg
Harry Reid
Richard Blumenthal
Joseph McCarthy, Jr.
Thomas J. Carper
Robert Byrd Jr.
Joseph McCarthy
J. C. Watts
Joe Biden
Jack Reed
Thomas J. Coons
Thomas E. Carper
Joseph Biden
Charles Sumner
Charles Curtis Thompson
Ted Kennedy
Robert Byrd
Daniel Patrick Moyne
Howard Baker
Harry Reid
Robert C. Byrd
Robert Byrd III
John Dingell Jr.
Robert Byrd Jr.
Jack Reed
Edward M. Markey
Joe Biden
Thomas J. Dodd
John Dingell, Jr.
John Dingell
Edward M. Brooke
Joseph McCarthy