Lansana Conte, Guinea
In 2008, President Lansana Conte Guinea died in office aged 74 after years of battling complications from diabetes and heart-related conditions.
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Conte assumed office as Guinea’s head of state and military ruler after leading a 1984 coup that toppled the government. In 1993, Conte resigned from his military position in order run in the 1993 Guinean presidential polls. He won the election and secured a five-year term amidst complaints of foul play and electoral fraud from the opposition.
Conte contested and won two more elections and continued as president despite his poor state of health saw him constantly seeking treatment overseas.