1997

On 30 April 1997, Bernice Summerfield was dropped off at the Doctor's house, whereupon she discovered he had regenerated into his eighth incarnation. On 6 May, Bernice first met the Doctor in his eighth incarnation. Britain sent the Mars Orbiter to Mars and the three astronauts on the surface stumbled across the Ice Warrior tomb of the Great Marshall Kyruul of the Argyre Clan under the sands of the Mare Sirenum and were killed. The Prime Minister of the United Kingdom was assassinated in Washington. Lord Xznaal's ship arrived over London and ordered the country to submit to his rule. On 7 May, Alexander Christian escaped from his military captors and contacted Brigadier Lethbridge-Stewart. The United Kingdom submitted to Martian rule and set up a Provisional Government.

Around this time, Queen Elizabeth II was deposed and Xznaal was crowned King. She had a second coronation on 23 November, at which the Fourth Doctor, Romana II and K9 Mark II were present. (PROSE: The Dying Days)

On 14 May, the Seventh Doctor's companion Ace met her younger brother Liam McShane for the first time in San Antonio on Ibiza. (AUDIO: The Rapture)

In a parallel universe on 30 June, the newly regenerated Doctor, having been exiled to Earth, arrived in Hong Kong on the eve of the Handover of the territory from the United Kingdom to China. On that occasion, he encountered Brigadier Lethbridge-Stewart and the Master. (AUDIO: Sympathy for the Devil)

Before the First Doctor and Susan Foreman settled down in Shoreditch in 1963, they took a brief trip to St Albans on 17 December 1997 to ensure that the United Kingdom would remain safe during and after the 1960s. Unbeknownst to either of them, the Fourth Doctor, Romana II and K9 Mark II were in the vicinity on the same day. (PROSE: The Little Things)

The Seventh Doctor and Ace encountered Arthurian knights in Carbury. (TV: Battlefield) Afterwards, Alistair Lethbridge-Stewart was promoted to General. (PROSE: The Dying Days)

Torchwood One shot down a Jathaa sunglider over the Shetland Islands around this time. They began reverse-engineering its technology. Rose Tyler's maternal grandfather Granddad Prentice died when his heart gave out. (TV: Army of Ghosts)

Samantha Jones joined the Eighth Doctor on his travels. (PROSE: The Eight Doctors)

One Friday, Carolyn McConnell summoned the Eighth Doctor and Samantha Jones to San Francisco to assist her with vampires. (PROSE: Vampire Science)

Carys Fletcher's mother was killed in a car crash. (TV: Day One)

The Eleventh Doctor and Clara Oswald visited London. (COMIC: Wintervention)