|Police cordon off the high court after blast kills 11 people [Reuters]
December, 13 2001 - Indian parliament in Delhi is attacked and 12 people are killed as the then prime minister Atal Behari Vajpayee vows to wage a "do or die" war against "terrorism".
March 13, 2003 - Bomb attack on a commuter train in Mumbai kills 11 people.
August 25, 2003 - Two car bombs kill about 60 people in Mumbai.
August 15, 2004 - Bomb explodes in the northeastern state of Assam, killing 16 people, mostly schoolchildren, and wounding dozens more.
October 29, 2005 - Sixty-six people are killed when three blasts rip through markets in New Delhi.
March 7, 2006 - At least 15 people are killed and 60 wounded in three blasts in Hindu pilgrimage city of Varanasi in northern Indian state of Uttar Pradesh.
July 11, 2006 - More than 180 people killed in seven bomb explosions at railway stations and on trains in Mumbai. The attacks are blamed on an Islamist group.
September 8, 2006 - At least 32 people killed in a series of explosions, including one near a mosque in Malegaon town, 260km northeast of Mumbai.
February 19, 2007 - Two bombs explode aboard a train heading from India to Pakistan. At least 66 passengers, most of them Pakistanis, are burned to death.
May 18, 2007 - A bomb explodes during Friday prayers at an historic mosque in the southern city of Hyderabad, killing 11 worshippers.
August 25, 2007 - Three co-ordinated explosions at an amusement park and a street stall in Hyderabad kill at least 40 people.
May 13, 2008 - Seven bombs rip through crowded streets in the western city of Jaipur, killing at least 63 people in markets and outside Hindu temples.
July 25, 2008 - Eight bombs explode in the city of Bangalore, killing one woman and wounding at least 15 other people.
July 26, 2008 - At least 16 bombs explode in Ahmedabad in the state of Gujarat, killing 45 people and wounding 161. The "Indian Mujahideen" claims responsibility for the attack and for the May 13 bombings in Jaipur.
September 13, 2008 - At least six bombs explode in crowded markets and streets in the heart of New Delhi, killing at least 18 people and injuring scores more. The Indian Mujahideen again claims responsibility.
October 30, 2008 - A series of apparently co-ordianted bomb blasts in three districts of northeastern Assam state kill at least 20 people.
November 26, 2008 - Heavily armed men attack high-profile hotels and restaurants in Mumbai, killing 166 people and taking US and British nationals hostage, among others.
February 14, 2010 - At least nine people, including one foreigner, are killed at a popular restaurant in the western Indian city of Pune. The restaurant, called Germany Bakery and popular with foreigners, is destroyed in the blast which officials called a "terror attack".
July 13, 2011 - Multiple explosions in Mumbai, the financial hub, leave at least 24 people dead and dozens injured as the authorities point an accusing finger at "terrorist" groups.
September 7, 2011 - A bomb apparently hidden in a suitcase explodes outside the high court in New Delhi, India's capital, killing at least 11 people and wounding 45 others, officials say.