Following is the chronology of the 2003 twin blasts at Gateway of India and Zaveri Bazaar:

A massive blast triggered on Thursday in an overturned timber truck in central Afghanistan killed 25 people, destroyed shops and propelled pieces of the vehicle more than a mile (about 2 kilometers) away, officials said.

A suicide bomber on Saturday night blew himself up at a police office in the heart of Pakistan's capital Islamabad, killing one policeman and injuring four others.

A series of makeshift bomb attacks killed a NATO soldier and three Afghan policemen in eastern and southern flashpoints of the war-torn Afghanistan, authorities said on Thursday.

A bomb exploded in Afghanistan's southern province of Helmand on Sunday and killed four people including two US nationals, a police commander said, in an attack claimed by the Taliban.