An inquiry into the actions of British special forces in Afghanistan has uncovered allegations of extrajudicial killings and efforts to cover up unlawful actions during the war.

Evidence released by an official inquiry into alleged war crimes painted a disturbing picture of an elite fighting force with a culture of impunity.

Soldiers who were part of British special forces working in Afghanistan have told a public inquiry of their concerns that Afghans who posed no threat had been murdered in raids against suspected Taliban insurgents,

In a closed-door hearing, a former senior UK Special Forces officer tells a public inquiry he believes the SAS "was carrying out murders".

A UK Independent Afghanistan Inquiry published Wednesday has shed light on allegations of unlawful killings carried out by British special forces in Afghanistan between 2010 and 2013. The inquiry,