Seven coordinated bombings ripped through packed commuter trains in India's financial capital of Mumbai at evening rush hour Tuesday, killing more than 160 people and wounding hundreds more.

The attacks, which Indian officials said were linked to terrorists, have sparked worldwide condemnations

Following is a chronology of major bomb attacks in India in recent years:

Aug. 25, 2003: Two separate bombings hit Mumbai, leaving 52 people dead and 167 others wounded.

Aug. 15, 2004: A bomb exploded in India's northeastern state of Assam, killing 15 and wounding dozens.

Oct. 2, 2004: Ten-odd bomb explosions and shooting incidents in the northeastern states of Nagaland and Assam claimed at least 44 lives and wounded more than 100 others.

Oct. 29, 2005: At least 59 people were killed and about 210 wounded when terrorist bomb attacks shook three bustling markets in the capital New Delhi.

Feb. 28, 2006: Two trucks were blown up 500 km south of Raipura, capital of Chhattisgarh state, killing at least 55 people and wounding about 20.

March 7, 2006: Twenty-eight people were killed and about 100 wounded in a string of three explosions in the Hindu pilgrimage city of Varanasi in Uttar Pradesh, the most populous state in north India.