Charles Babbage, British mathematician and inventor, was born on December 26, 1791. He is considered the "father of the computer" for his creation of the Analytical Engine.
Mao Zedong (born December 26, 1893, and died September 9, 1976) was the Chinese communist leader. Radical policies like the Great Leap Forward and the Cultural Revolution caused tens of millions of deaths, a devastating and unparalleled toll in history.