3. Before he ran for the Senate, he was Connecticut’s attorney general.
4. He began his political career as a Democrat, but later he became an independent.
5. He was the first senator to take on President Bill Clinton when Clinton’s affair with Monica Lewinsky became public. He gave a speech from the floor of the Senate slamming Clinton’s behavior.
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6. He endorsed Hillary Clinton in the 2016 presidential election.
7. He was Al Gore’s running mate in the 2000 presidential election.
8. When he ran for re-election for his Senate seat in 2006, he lost the Democratic primary. He ran as a third-party candidate in the general election and won the seat.
9. He spoke at the 2008 Republican Convention in support of his friend, John McCain.
10. He left the Senate in 2013.
11. Lieberman is 75 years old.