She has written on influential women and the history of British monarchs, though known for her more recent works on how Britain, the United States, and the rest of the Western World influenced or interfered in modern 20th century autonomy in African countries.
Williams is a senior research fellow at the Institute of Commonwealth Studies, University of London.
[1] Her publications include The People's King: The True Story of the Abdication, a book about the abdication of Edward VIII, published in 2003;[2] and Colour Bar: The Triumph of Seretse Khama and His Nation, published in 2006,[3] on which the 2016 film A United Kingdom is based.
[citation needed] In Spies in the Congo: America's Atomic Mission in World War II she tells an intricate tale regarding the formation of special unit of the US Office of Strategic Services (OSS), a forerunner of the CIA, to purchase and secretly extract all the uranium from Shinkolobwe in Katanga Province, Belgian Congo.
[citation needed] Her latest book is White Malice: The CIA and the Covert Recolonization of Africa, published in 2021.