The Korean medical drama “Doctor X: Mafia in White” has become the latest target of political controversy over how fictional works portray history, after a National Assembly petition demanded a halt to its airing over its depiction of the 1980 Gwangju Uprising. The petition, posted Saturday on the National Assembly’s petition website, calls for a review of the drama’s production and a halt to its broadcast. It has gathered the 100 supporters required to be made public. The petitioner said Episode 6, which aired Saturday, depicted the 1980 pro-democracy movement in Gwangju despite its having no connection to the plot. “The uprising remains a political issue, with the ruling and opposition parties and the left and right divided on some aspects,” the petitioner said. “Broadly, no one would dispute that it is a painful chapter of history, but it is hard to accept a drama abruptly using the uprising, which is still politically contested in its details.” The episode featured a character suffering the effects of a gunshot wound to the head sustained during the uprising, along w