* Dec 13, 2001: Five terrorists enter the parliament complex and open indiscriminate fire, killing nine people and injuring over 15.
* Dec 15, 2001: Delhi Police pick up Afzal Guru, a member of terrorist outfit Jaish-e-Muhammad (JeM), from Jammu and Kashmir. S.A.R. Geelani of Delhi University's Zakir Hussain College picked up for questioning and later arrested. Two others - Afsan Guru and her husband Shaukat Hussain Guru - were picked up later.
* Dec 25, 2001: Under immense international pressure, the Pakistan government arrests JeM chief Maulana Masood Azhar.
* Dec 29, 2001: Afzal Guru sent to 10 days' police remand.
* June 4, 2002: Charges are framed against four people - Afzal Guru, Geelani, Shaukat Hussain Guru, Afsan Guru and Geelani.
* Dec 18, 2002: Death sentence awarded to S.A.R. Geelani, Shaukat Hussain Guru, and Afzal Guru, while Afsan Guru was let off.
* Oct 29, 2003: Geelani acquitted in the case.
* Aug 4, 2005: The Supreme Court, while confirming the death sentence of Afzal Guru, commutes Shaukat Hussain Guru's death sentence to 10 years' rigourous imprisonment.
* Sep 26, 2006: Delhi court orders Afzal to be hanged.
* Oct 3, 2006: Afzal Guru's wife Tabasum Guru files a mercy petition with then president A.P.J. Abdul Kalam.
* Jan 12, 2007: The Supreme Court dismisses Afzal Guru's plea seeking review of his death sentence, saying "there is no merit" in it.
* Dec 30, 2010: Shaukat Hussain Guru released from Delhi's Tihar Jail.
Dec 10, 2012: Home Minister Sushilkumar Shinde says he would examine Afzal Guru's file after parliament's winter session concludes Dec 22.