Léon Kengo wa Dondo

Kengo wa Dondo's achievements lie in his remarkable political longevity and influence. He served as prime minister under Mobutu and later as Senate president, a span of over 50 years in public life. His ability to survive and adapt through different regimes is a testament to his political acumen. He was considered the second most important person in the Congolese state during his Senate tenure, a position of immense power.