HIV/AIDS denialism in South Africa according to Gellman, Mbeki is "keeping the scientific uncertainties alive because he doesn't want to portray himself as helpless." On May 10, 1994, Mandela became President of South Africa, remaining in that office until replaced by Thabo Mbeki five years later. During his presidency, which lasted from then until 1999, Mandela remained largely indifferent to HIV/AIDS, and did not speak out about the danger it posed to South Africa until the early 2000s. Mandela has himself reportedly expressed regret that he did not do more to combat AIDS during his presidency. In early 1997, Mbeki, who was then the Deputy
Zimbabweans in South Africa was that of white people in Zimbabwe who left the country soon after the Lancaster House Agreement ended the Zimbabwe Rhodesia government; the second, still ongoing, was that of ethnic Zimbabweans beginning in the 1990s. In both cases, South Africa was again their primary destination. From 1994 onwards, the South African government displayed increasing hostility to skilled immigration from the rest of Africa. However, this has not served to limit the number of immigrants; Zimbabwean migration to South Africa since 2000 has been described as the "largest concentrated flow" in the country's history. Migrants previously consisted of young people arriving