The judge is describing "a continuous supply of diamonds [from rebel groups] mined in Sierra Leone to the accused [Charles Taylor], often in exchange for arms and ammunition".
The arms and ammunition Mr Taylor provided were "indispensable" to rebel groups.
The former Liberian president Charles Taylor was today found guilty of 'aiding and abetting' war crimes during Sierra Leone's civil war
The former Prime Minister Tony Blair has told ITV News that the UK played a strong role in freeing the country from 'gangster and thugs'
Charles Taylor is a former warlord-turned-president. He led a rebel group to that fought to overthrow the government of Liberia in 1997.