The cataclysm (Chinese: 灾祸 zāihuò, “disaster”),[1][2] also referred to by a myriad of other descriptions including the catastrophe, the disaster,[3] the fall of Khaenri’ah (or the “ancient kingdom”),[4] the Dark Calamity or the Calamity of Darkness,[5] and the pitch-black calamity,[6][Note 1] refers to a period of widespread chaos and destruction which occurred five hundred years ago.