|Out of universe information|
Mentioned in "Heroes, Part 2"
Mao Zedong was the founding father of the People's Republic of China from its establishment in 1949. He governed the country as Chairman of the Communist Party of China until his death. When Emmett Bregman made a speach about Stargate Command being to secretive, he said that is the world of Mao and Stalin.(SG1: "Heroes, Part 2")