For 10 points, name this disaster which the characters of Boccaccio's Decameron flee 14thÂ­century Florence to escape.
Ivar's twin Skule brings news of this event to his mother, who gives her wedding ring to Ulf while dying during this event in a convent. This event kills Master Nicholas, the sculptor of a statue of St. Mary, in Narcissus and Goldmund. In a book set during this event, a man decides to beat his wife after seeing a muleÂ­driver on the Bridge of Geese, and an evil man becomes a saint after giving a false deathbed confession. This event (*) kills Kristin Lavransdatter in Sigrid Undset's The Cross. The story of patient Griselda appears in a book set during this historical event which is divided into 100 stories told by ten youths over ten days. For 10 points, name this disaster which the characters of Boccaccio's Decameron flee 14thÂ­century Florence to escape.
Ivar's twin Skule brings news of this event to his mother, who gives her wedding ring to Ulf while dying during this event in a convent.
the Black Death [or the Bubonic Plague; or the Black Plague; prompt on "plague"]