January 9, 2007 - Australian Foreign Affairs Minister Alexander Downer says that he expects Australian citizen David Hicks to be charged "within a matter of weeks". Hicks has been detained without charges at Guantanamo Bay since January 12, 2002.
March 12, 2007 - Walid Muhammad Salih bin Attash, a detainee at Guantanamo Bay, Cuba, admits to helping orchestrate the bombings of the U.S. embassy in Nairobi, Kenya, in 1998 and the USS Cole in Yemen in 2000.
March 15, 2007 - During a military hearing, a transcript of Khalid Sheikh Mohammed confessing to being the mastermind of the 9/11 attacks is released.
May 30, 2007 - A Saudi detainee is found dead from an apparent suicide.
June 5, 2008 - Alleged 9/11 conspirators Khalid Sheikh Mohammed, Ramzi bin al Shibh, Ali Abd al-Aziz Ali, Walid bin Attash and Mustafa Ahmed al-Hawsawi are arraigned.
June 12, 2008 - The U.S. Supreme Court rules 5-4 that detainees have a constitutional right to challenge their detentions.
July 21, 2008 - Salim Hamdan pleads not guilty at the opening of the first war crimes trial at Guantanamo Bay, Cuba. He's charged with transporting Osama Bin Laden and some missiles in connection with terrorist activity.
August 6, 2008 - Salim Hamdan is found guilty of five counts of material support to a terror organization. He is later sentenced to five years and six months in prison.
December 7, 2008 - Khalid Sheikh Mohammed, Ramzi bin al Shibh, Ali Abd al-Aziz Ali, Walid bin Attash and Mustafa Ahmed al-Hawsawi tell a judge that they want to make a full confession.
January 20, 2009 - On his inauguration day, President Barack Obama directs Defense Secretary Robert Gates to ask prosecutors to seek stays for 120 days so terrorism cases at Guantanamo can be reviewed.
January 22, 2009 - President Barack Obama signs an executive order to close Guantanamo Bay within a year.
November 13, 2009 - Attorney General Eric Holder announces that five detainees, accused of complicity in the September 11th attacks, will be transferred to New York City to stand trial in a civilian court. They are: Khalid Sheikh Mohammed, Ramzi bin al Shibh, Walid bin Attash, Ali Abdul Aziz Ali and Mustafa Ahmed al-Hawsawi. Five other detainees will be transferred to the U.S. and have their cases heard before military commissions. They are: Omar Khadr, Mohammed Kamin, Ibrahim al Qosi, Noor Uthman Muhammed and Abd al-Rahim al-Nashiri.
November 18, 2009 - President Obama announces that the Guantanamo Bay detention center will not be closed by January 22, 2010, due to difficulties in relocating the prisoners.
December 15, 2009 - The Obama administration announces that between 70-100 detainees will be moved to an empty prison in Thomson, Illinois.
October 25, 2010 - Guantanamo Bay detainee Omar Khadr pleads guilty to all charges against him. Khadr is sentenced to 40 years in prison but will serve eight years as part of his plea agreement.
February 2011 - Detainee Awal Gul collapses and dies of an apparent heart attack after exercising.
March 7, 2011 - President Obama announces that the U.S. will resume the use of military commissions to prosecute detainees at Guantánamo Bay.
April 4, 2011 - Attorney General Eric Holder announces that five detainees will face a military trial at Guantánamo Bay.
April 24, 2011 - Nearly 800 classified U.S. military documents obtained by WikiLeaks reveal details about the alleged terrorist activities of al Qaeda operatives captured and housed at the U.S. Navy's detention facility in Guantanamo Bay, Cuba. Included are intelligence assessments of nearly every one of the 779 individuals who have been held at Guantanamo since 2002, according to the Washington Post.
May 18, 2011 - A detainee identified as Inayatullah (aka Hajji Nassim) commits suicide in his cell.
September 8, 2012 - A detainee is found dead in his cell. U.S. Southern Command later identifies him as Adnan Farhan Abdul Latif, 32, of Yemen.
March 25, 2013 - U.S. military spokesman Robert Durand announces that 28 of the 166 prisoners detained at Guantanamo Bay are on hunger strikes. Ten of the detainees are being force-fed, according to Durand.
April 13, 2013 - Detainees wielding "improvised weapons" clash with guards. Guards respond by firing "four less-than-lethal rounds," according to Joint Task Force Guantanamo.
April 22, 2013 - U.S. spokesman Lt. Col. Todd Breasseale say that 84 detainees are currently on hunger strikes, more than half of the 166 people being held.
May 16, 2013 - Army Lt. Col. Samuel House announces that 102 of the 166 detainees are on hunger strikes, with 30 being fed by tubes. Three have been hospitalized.