1913

May

 * 29 - During a performance of Le Sacre du Printemps at the Ballets Russes, a riot breaks out in the auditorium. Ace and a friend from the year 2000 are in the theatre boxes at the time, while the Doctor is backstage with Nijinsky ("Lungbarrow").

August

 * Francois Lacombe leaves his native Alsace to work in Haiti ("White Darkness").

November
The events of "Human Nature" / "The Family of Blood"

Unknown dates

 * The Nemesis statue passes Earth, heralding the outbreak of World War I ("Silver Nemesis").


 * Part of the Great Temple of the Aztecs is discovered by Gamio during excavations in Mexico City ("The Left-Handed Hummingbird").


 * Thomas Edward Hawthorne is born ("Nightshade")