The final five members of a gang convicted over the murder of a Somali teenager who was stabbed 20 times have now been jailed.
Mahir Osman was battered with baseball bats and hammers
Mahir Osman, 18, was attacked near Camden Tube station, north London, in January 2006, the Old Bailey heard.
Thirteen were convicted of offences including murder and assault. In May two youths were jailed for life and a third received 10 years for murder.
Former Ugandan leader Idi Amin's son was among those jailed for the attack.
Faisal Wangita, 25, was jailed for five years at the Old Bailey in August for conspiracy to wound with intent and violent disorder.
On Wednesday the court jailed Abdi Abdulhe, 21, of Perciville Street, north London, for three years and nine months after he was convicted of conspiracy to commit GBH, conspiracy to possess offensive weapons and violent disorder and robbery.
Mohammed Said, 23, of no fixed address, was given an indeterminate sentence for public protection with a minimum term of two-and-a-half years after being found guilty of conspiracy to commit GBH and conspiracy to possess offensive weapons.
He also admitted violent disorder and robbery.
Anwar Qasim, 17, of Belmont Road, Seven sisters, north London, was sent to youth detention for five years after he was convicted of conspiracy to wound with intent to cause GBH, conspiracy to possess offensive weapons and violent disorder.
Wangita's parentage was not revealed until the end of the trial
Guled Muse, 17, of Tottenham, north London, was given three years in a youth detention centre after being found guilty of violent disorder.
Mohammed Tumaye, 18, of Mount Pleasant Road, Tottenham, was convicted of conspiracy to wound with intent to cause GBH, conspiracy to possess offensive weapons, violent disorder and robbery. He was jailed for three years and nine months.
In May, Ismail Mohamed, 20, of Haringey; Liban Elmi, 20, of Wood Green; and Hussein Ali Hussein, 17, of Enfield; were found guilty of murder and jailed for 15, 14 and 10 years.
Mr Osman, of Hampstead, north London, was a student of mechanical engineering. He died a day after the attack.
During the trial the court had heard how the attack had been the culmination of escalating violence involving two Somali gangs from Camden and the Tottenham-Edmonton area.
The jury were also shown CCTV images of youths carrying wooden bats, bottles, hammers and knives and assaulting Mr Osman near Camden Tube station.