Zimbabwe's Robert Mugabe: Decades in Power

Robert Mugabe co-leader of the Patriotic Front guerrilla forces, is seen at a press conference in London, Dec. 19, 1979, when it was announced that he and Joshua Nkomo had reached an agreement at Lancaster House on a new constitution, transitional arrangements and a ceasefire.

Robert Mugabe, spokesman for the Zimbabwe African National Union based in Mozambique, is seen, March 1975. Exact location unknown.

President Jimmy Carter meets Zimbabwe Prime Minister Robert Mugabe in the Oval Office in Washington on August 27, 1980.

Zimbabwean Prime Minister Robert Mugabe, right, and Yasser Arafat, left, pose for photos after being garlanded by two 10-year-old school girls, Jean Chitanda, left, and Tsitsi Chikasha, on Arafat's arrival at Harare Airport, Zimbabwe, April 14, 1987, to attend a meeting of the Non-aligned Movement's Committee on Palestine.

Zimbabwe Prime Minister Robert Mugabe stands in the rubble outside the building which housed the headquarters of the African National Council in central Harare, after it was heavily damaged in a raid by South African commandos, May 19, 1986.

Robert Mugabe's inauguration ceremony in Harare in 1987.

Deputy President of the African National Congress Nelson Mandela, center, and Zimbabwe President Robert Mugabe, far right, greet the crowds at the start of the new Zimbabwe public holiday, Mandela Day, March 5, 1990, in Harare.

Robert Mugabe votes in a 1990 presidential election in Harare, Zimbabwe.

President Bill Clinton gestures while talking to Zimbabwe Prime Minister Robert Mugabe in the Colonnades of the White House, Washington, May 18, 1995, after their Oval Office meeting.

Grace Marufu, the new bride of Zimbabwean President Robert Mugabe, right, waves at guests, Aug. 17, 1996, after their wedding ceremony at the Kutama catholic mission 42 miles, (80kms) of Harare.

President Laurent Kabila of the Democratic Republic of Congo, left, is met at the Harare International Airport, June 1, 1997, by Zimbabwean President Robert Mugabe.

President Robert Mugabe, left, greets the crowd upon arrival at a rally in Gutu, 220 kilometers (137 miles) south of Harare, March 17, 2005.

President Robert Mugabe speaks at a state funeral in Harare, Aug. 28, 2005.

President Robert Mugabe talks to his wife Grace, at the launch of his party's manifesto and campaign in Harare, Feb. 29, 2008.

Zimbabwean President Robert Mugabe, center left, and his wife Grace, center are joined by his family as they cut the cake during his 93rd Birthday celebrations in Matopos on the outskirts of Bulawayo,  Feb. 25, 2017.

Police on horseback accompany Zimbabwean President Robert Mugabe's Rolls Royce during the opening of the 5th session of the last parliament in Harare, Sept. 12, 2017.

President Robert Mugabe meets with Defense Forces Generals at the State House in Harare, Nov, 19, 2017.

Zimbabweans watch a televised address to the nation by President Robert Mugabe at a bar in downtown Harare, Nov. 19, 2017.

Zimbabwe Speaker of Parliament Jacob Mudenda presides over a parliament session where a motion is moved to impeach President Robert Mugabe, Nov. 21, 2017.

People remove the portrait of former Zimbabwean President Robert Mugabe from the wall at the International Conference center, after his resignation, Nov. 21, 2017 in Harare.