1923

1923 was a year.

Dated
On 9 November, the Seventh Doctor and Ace arrived in Munich just as the Beer Hall Putsch concluded. Adolf Hitler and his followers had been driven away from the War Office by soldiers. To Ace's surprise, the Doctor told Hitler that he must not give up and would one day rule Germany. Hastily explaining his actions were necessary to ensure that Earth history ran its proper course, the Doctor ushered Ace back to the TARDIS, where they were fired upon with an energy weapon, a sign that a non-contemporaneous person had been manipulating the past. (PROSE: Timewyrm: Exodus)

Undated
The Ninth Doctor took Rose Tyler to a Parisian café, the Tenth Doctor visited Paris to dispose of a Cyberman helmet, the Eleventh Doctor visited Paris to purchase comics and the Twelfth Doctor was brought to Paris when Clara Oswald piloted the TARDIS. When the Tenth, Eleventh and Twelfth Doctors encountered each other, Gabby Gonzalez prevented them from summoning Reapers and told them about the Voord Leader's plans. (COMIC: Four Doctors)

Botanist George Cranleigh was believed to have been killed by hostile Indians while on an expedition in the Amazon. In fact, he was mutilated and had his tongue cut out. Returning to England alive, he was kept a prisoner by his mother Lady Madge Cranleigh and his brother Charles Cranleigh in Cranleigh Hall in Oxfordshire. (TV: Black Orchid)

A British archaeological survey of Rome by Professor Livesy-Smythe turned up a scroll by Caecilius. It detailed the true fate of Pompeii. The Torchwood Institute, which was monitoring the survey, was first alerted to the existence of the Pyroviles by the scroll, as well as the Pyroville footprints found in the ruins. (WC: )

The Eleventh Doctor and Clara prevented the Lepus Warriors from invading Earth. (COMIC: The Hat Trick)

British archaeologist Howard Carter found the tomb of Tut-Ankh-Amen in Egypt. (PROSE: The King of Golden Death)