A look at the unsuccessful terrorist bombings in London in 2005

CNN Here is a look at the unsuccessful terrorist bombings in London on July 21, 2005. No one was killed or injured in the attacks.

The bombs were homemade and believed to contain a white, peroxide-based explosive, a description consistent with the highly volatile triacetone triperoxide, or TATP.

July 27, 2005 - Yassin Hassan Omar, a 24 year old Somali man with British residency, is arrested in Birmingham.

July 29, 2005 - Police capture two suspects, Muktar Said Ibrahim and Ramzi Mohammed, at Dalgarno Gardens apartments in London's North Kensington neighborhood. The suspected fourth bomber, an Ethiopian named Hussain Osman, is arrested in Italy after Scotland Yard and Italian authorities monitor his cell phone as he travels from London to Rome.

A total of five men have been charged with attempted murder and conspiracy to murder, Ramzi Mohammed, 23, attempted murder and conspiracy to murder, Manfo Kwaku Asiedu, 32, conspiracy to murder, Siraj Yassin Abdullah Ali, 30, and Wahbi Mohammed, 22, both of whom are charged with assisting in evading arrest.

On April 28, 2006 - Ibrahim, Ramzi Mohammed, Omar, Asiedu and Osman appear in the Central Criminal Court via video link, pleading not guilty to charges of murder, conspiracy, possession of explosives and conspiracy to cause explosions likely to harm life and property. The indictment of a sixth suspect, Adel Yahya, will be postponed until June. He is accused of conspiracy to cause explosions.

July 9, 2007 - A jury convicts four of the defendants on charges of conspiracy to commit murder: Ibrahim, Omar, Ramzi Mohammed and Osman.

July 10, 2007 - The jury fails to reach a verdict on the remaining two defendants, Yahya and Asiedu.

November 5, 2007 - Yahya is in jail for six years after pleading guilty to collecting information that could be used in a terrorist act.

On November 20, 2007, Asiedu is given a 33-year sentence after he pleads guilty to conspiracy to cause explosions.

Internal al Qaeda documents reveal details that British subject and al Qaeda operative Rashid Rauf planned the London bombings of 2005 by groups led by Mohammed Siddique Khan on July 7 and Ibrahim on July 21.

December 16, 2014 - Abdurahman, Ibrahim, Omar and Ramzi Mohammed lose an appeal to the European Court of Human Rights. They claim that their access to legal counsel was delayed when they were being questioned by the police.