Khalid Sheikh Mohammed has been awaiting trial in Guantanamo Bay ever since his arrest in March 2003.
Albert Ogletree's picture was missing from the 9/11 tribute wall, which prompted museum worker, Grant Llera, to try and track it down.
After the 9/11 attack the Queen ordered the US national anthem to be played at the Changing of the Guard.
It's been more than 20 years since the September 11 terrorist attacks and the impact is still felt today
At the time of the 9/11 attack one of the only places in the US out of the loop was the Big Brother house.
A security guard who allegedly made a false claim of a mass shooting to get out of work early has been arrested.
Everyone involved with plotting the 9/11 terror attacks is now dead or captured after a drone strike killed Ayman al-Zawahiri.
al-Qaeda leader Ayman al-Zawahiri was hunted for 20 year before being killed in a drone strike.
The shooting in a shopping centre in Copenhagen has not yet been described as an act of terrorism
Emergency service rushed to the London Pub, a popular LGBTQ+ venue in the city, after getting reports of gunfire at 01:14 a.m. local time.
ISIS leader Hani Ahmed al-Kurdi was captured by US forces after they raided his compound in Syria.
In a speech, the terrorist group's spokesperson called for 'a blessed campaign to take revenge'
A death sentence for the Boston Marathon Bomber Dzhokhar Tsarnaev has been reimposed by the US supreme court
An Indian court has sentenced 38 people to death for carrying out a terror attack that killed 56 people in 2008.
Three Siberian teenagers have been arrested and sentenced after plotting to blow up a virtual Federal Security Services (FSB) building.
Emmanuel Masmejean attempted to sell the X-ray of someone who was shot during the November 2015 Paris terror attacks.
<p>A 15-year-old boy has been arrested in south London on suspicion of a far-right terror plot. Police detained the teenager on Friday, January 7, as part of what the Metropolitan Police described as a ‘proactive operation’. Officers reportedly visited an address in south London on Friday morning and arrested the teen, who has not been named, <a href="https://www.unilad.co.uk/news/15-year-old-arrested-on-suspicion-of-far-right-terror-plot/" title="Read more" >…</a></p>