1914

April

 * Bernice Summerfield watched over the Seventh Doctor in the town of Farringham. The Aubertides attacked, searching for him. (NA: Human Nature)

June

 * French archaeologists discovered a Krivani interstellar drive. With the help of a German spy, the Seventh Doctor and Ace retrieved it from British agents. (ST: Ante Bellum)
 * 28 - The assassination of Archduke Franz Ferdinand of Austria-Hungary triggered a series of events that rapidly escalated into Earth's first global conflict; World War I. Unknown to the general populace, however, the start of the war was in fact influenced by the Nemesis. (DW: Silver Nemesis, The Family of Blood)

December

 * 25 - The Ninth Doctor and Rose Tyler visited a World War I battlefield and participated in a football match between the British and German soldiers. (IDW: The Forgotten) Elsewhere on the Western Front, the Fifth Doctor witnessed another such football match while temporarily separated from Peri Brown. (ST: Never Seen Cairo)

Unknown dates

 * The Third Doctor, Tobias Philby and Thomas visited a World War I battlefield. (TVC: The Amateur)
 * The Tenth Doctor visited the battlefields of the First World War in Belgium twice, once with Rose Tyler and once with Daniel Francis Thompson. (DWA: Warfreekz!, Deep and Dreamless Sleep)

March

 * 8 - George Tovey was born.

April

 * 28 - Robert Lankesheer, who played the Chamberlain in The Crusade, was born in Wales.

June

 * 4 - Edward Evans was born.

October

 * 30 - Anna Wing was born.

November

 * 23 - Roger Avon, who played Saphadin in The Crusade and Daxtar in The Daleks' Master Plan, as well as Wells in Daleks' Invasion Earth 2150 A.D., was born in Jarrow, England.

December

 * 11 - Richard Mathews, who played Rassilon in DW: The Five Doctors, was born.
 * 26 - Dudley Jones, who played John Dyson in The Tenth Planet, was born in Watford, England.