Siaka Stevens vs Yan Xishan

Siaka Stevens was appointed Prime Minister after his All People's Congress party won the 1967 general election. However, he was overthrown in a military coup within hours of taking office, forcing him into exile in Guinea.

After a counter-coup, Stevens returned from exile and assumed the presidency. He consolidated power by declaring a one-party state in 1978, banning opposition parties, and centralizing control over the government and economy.

Stevens faced several coup attempts, including a 1971 plot led by Brigadier John Bangura. He responded by purging the military, executing plotters, and relying on a paramilitary force and loyal army units to maintain his rule.

Under Stevens' rule, Sierra Leone's economy deteriorated due to corruption, mismanagement, and declining diamond revenues. He nationalized industries and expanded the public sector, but living standards fell, and the country became heavily indebted.

Stevens voluntarily stepped down as president, handing power to his chosen successor, Joseph Momoh. His retirement was rare in African politics at the time, but he left behind a weakened state and a legacy of authoritarian rule.

Yan Xishan became the military governor of Shanxi Province after the Xinhai Revolution. He consolidated control over the province and implemented a series of reforms. His rule lasted for decades, making him one of the longest-serving warlords in China.

Yan Xishan implemented a series of reforms in Shanxi, including land redistribution, education, and infrastructure development. He promoted modern agriculture and industry, earning the nickname 'The Model Governor'. These reforms improved living standards but were authoritarian in nature.

Yan Xishan initially remained neutral during the Northern Expedition but later allied with the Nationalist government. He allowed Nationalist forces to pass through Shanxi and provided support. This decision helped him maintain his power after the Nationalists unified China.

Yan Xishan joined the anti-Chiang Kai-shek coalition in the Central Plains War. His forces were defeated by Chiang's National Revolutionary Army. The defeat forced Yan to flee to Dalian, but he later returned to Shanxi after negotiations with the Nationalist government.

As the Chinese Civil War ended, Yan Xishan surrendered Shanxi to the Communist Party. He fled to Taiwan with the Nationalist government. His surrender marked the end of his long rule over Shanxi and the final defeat of the warlord era.