April 5, 1997 -- The Grand National, the most famous horse race in England, was abandoned after two coded bomb threats were reportedly received from the IRA. Sixty-thousand spectators (including Princess Anne), jockeys, race personnel and local residents were evacuated, and the course was secured by police. The race was run two days later.
May 22, 2002 -- Hours before the Champions League semifinal between Real Madrid and Barcelona FC, a car bomb was detonated near Bernabeu Stadium in Madrid. Seventeen people were injured. UEFA made security checks before going ahead with the match.
May 8, 2002 -- A suicide bomber killed 14 people outside the hotel where the New Zealand cricket team was staying in Karachi, Pakistan. Fourteen people died in the attack and the New Zealand team returned home.
2006 -- Iraqi sportsmen and women were targeted three times. On May 17, 15 athletes and officials of the Iraqi taekwondo team were kidnapped as they headed to Jordan for a training camp. None of the athletes were seen alive again. On May 26, gunmen shot and killed the Iraqi tennis coach and two of his players. The final attack on July 16 involved 50 gunmen who attacked a sports conference in Baghdad. They kidnapped 30 athletes and officials, including the head of Iraq's Olympic Committee, Ahmed al-Hadjiya.
