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. (NA: Lungbarrow)

August

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

November
The events of Human Nature and The Family of Blood take place.

Unknown dates

 * The Nemesis statue passes Earth, heralding the outbreak of World War I. (DW: Silver Nemesis)
 * Part of the Great Temple of the Aztecs is discovered by Gamio during excavations in Mexico City. (NA: The Left-Handed Hummingbird)
 * Thomas Edward Hawthorne is born (NA: Nightshade)

January

 * 7 - Francis De Wolff, who played Vasor in "The Keys of Marinus" and Agamemnon in "The Myth Makers," is born in Essex, England.
 * 9 - Steve Plytas, who played Wigner in "The Tenth Planet," is born in Istanbul, Turkey.

May

 * 26 - Peter Cushing, who portrayed Dr. Who in Dr. Who and the Daleks and Daleks - Invasion Earth 2150 AD, is born in Kenley, Surrey, England.

November

 * 23 - Michael Gough, who played the Celestial Toymaker and also Councilor Hedin in "Arc of Infinity," and was once married to Anneke Wills, is born in Malaya (now Malaysia).