Dr Sue Onslow of the University of London's School of Advanced Studies says newly-released archive material shows the role the UK and the US played in the last month of apartheid in South Africa.
She says the documents detail that more a thousand people were killed in the three months before the 1994 elections.
Speaking to Refilwe Moloto, Dr Onslow says the documents also detail how the countries were mediators in ending the apartheid era.
These newly released files in the national records office show these extraordinary personal interest and engagement in South Africa's transition to black majority rule in the elections that were due at the end of April in 1994.— Dr Sue Onslow, School of Advanced Studies - University of London
They also underline how quite traumatic and how fraught the situation was in South Africa at the time.— Dr Sue Onslow, School of Advanced Studies - University of London
They really do emphasise the concern about the surging violence across the country. Over a thousand people were killed in three months leading up to the elections in 1994.— Dr Sue Onslow, School of Advanced Studies - University of London
The files show that the British and the Americans are doing their level best to contribute to mediation and bring the parties together so that all can go into the election at the end of April.— Dr Sue Onslow, School of Advanced Studies - University of London
Listen to what else the files reveal...