Here's current Uganda President, Yoweri Museveni, who went underground with his National Resistance Army after the 1980 elections (the Bush War), angry about the rigging for President Obote. He has now been in power since 1986, and abolished presidential term limits since 2005.
Full write-up coming soon — this page currently shows the original post as archived.
Also posted once more between 2021 and 2019.