July 14, 1967 – Born in Brighton.
1986 -- As a senior at Phillips Academy in Massachusetts, checks into the Spofford Hall drug and alcohol treatment facility in New Hampshire.
1988 – Elected to the Rhode Island House while still a college student.
1991 – Awarded B.A., Providence College.
1991 – Testifies in the Palm Beach, Fla., rape trial of his cousin, William Kennedy Smith. Smith was later acquitted.
1994 – Elected as US Representative for Rhode Island's First District.
November 1998 -- Named chairman of the Democratic Congresssional Campaign Committee.
March 2000 – Pushes a security guard at Los Angeles Airport, later apologizing during a closed courthouse hearing.
December 2005 – Checks into the Mayo Clinic for treatment.
May 2006 – Crashes Mustang into security barricade near US Capitol, later checking himself into the Mayo Clinic for addiction to prescription medicine.
June 2009 – Seeks treatment again at a rehab facility.
August 2009 – Delivers a moving, personal eulogy at his father's funeral, remembering being a child who craved his father's love and attention. "When his light shined on me alone, there was no better feeling in all of the world," he said.
Feb. 12, 2010 – Announces he will not seek reelection.
On the beat
Columnist Shirley Leung says Boston mayor-elect Martin J. Walsh should focus on middle-class housing. Read more