Backgrounder: Major terrorist attacks on Russia's transportation infrastructure

A terrorist bombing at Moscow's Domodedovo airport Monday killed at least 31 people and injured over 130.

The following are major terrorist attacks on Russia's transportation facilities in recent years:

-- In June 1996, a handmade bomb exploded in Moscow's subway, killing four, injuring 12. The same month, a bus in Nalchik, North Caucasus, was blown up. Six people died and 40 wounded.

-- In April 1997, a bomb went off at the railway station in Armavir, Krasnodar region, killing 3, injuring 12. A week later, a blast at the railway station in the nearby Pyatigorsk, Stavropol region, killed 2 and injured 22.

-- In June 1997, a blast happened in a rapid train en route from Moscow to St.Petersburg, killing five people and injuring 13.

-- In Sep. 2003, a bomb went off in a suburban train in Stavropol region, killing seven and wounding nearly 90.

-- In Dec. 2003, a blast in a passenger train in Stavropol region killed 47 people and wounded 186.

-- On Aug. 24, 2004, two passenger planes on domestic flights were simultaneously blown up in the air, killing a total of 90 people onboard. Both planes took off from Moscow's Domodedovo airport.

-- On June 12, 2005, a train from Chechnya to Moscow was blown up in Moscow region. Forty-two people were injured.

-- In August 2007, a luxury Nevski Express train linking Moscow and St.Petersburg was blown up by a bomb planted under the rails. Sixty people were injured.

-- On Nov. 27, 2009, the same Nevski Express train carrying high-ranking state officials was blown up, killing 28 and injuring over 90 people.

-- On March 29, 2010, two blasts happened in Moscow subway killing 40 people, injuring 85.

-- On Jan. 24, 2011, the first terrorists attack this year killed 31 and injured 130 in Moscow's Domodedovo airport.

Source: Xinhua