1990

In 1990, a number of notable people were born. This included Kate Stewart's son Gordon Lethbridge-Stewart, (HOMEVID: Downtime) child genius Luke Rattigan, (TV: The Sontaran Stratagem) and the Tenth Doctor's companion Heather McCrimmon. (COMIC: The Chromosome Connection)

Dated Events
On 1 January, humanity subconsciously realised that there had been temporal discrepancies in the last two decades. Amara Essy, president of the United Nations Security Council, attended a secret briefing with Brigadiers Alistair Gordon Lethbridge-Stewart and Charles Crichton in Geneva to establish a dating protocol for the 1970s and 1980s. (PROSE: The Enfolded Time)

On 17 January, Ed Morgan was released from a mental asylum. (TV: Ghost Machine)

On 14 February, Owen Harper's tenth birthday, his mother declared that she did not have to like him, only love him. (TV: Adam)

In June, free democratic elections were held in Czechoslovakia. (COMIC: The Broken Man)

In September, Gordon Lethbridge-Stewart was born to Kate Lethbridge-Stewart. (HOMEVID: Downtime)

At 6:00pm on 27 September, Elizabeth Klein met with her assistant Will Arrowsmith in the Huntsman Pub in London to talk about possibly moving him out of field work and into office work at UNIT. The Seventh Doctor then arrived, and forced Klein on a trip to Germany in May 1945. Will, disobeying her orders to stay away, accidentally ended up stowing away in the TARDIS and joining them. (AUDIO: Persuasion)

On 24 December, Linda Grainger was dumped by her boyfriend in the White Rabbit in London. (PROSE: She Won't Be Home)

Unknown dates
The Llanfairfach coal mine was converted into a tourist attraction. A giant maggot was unearthed during the process. It was taken and stored at the Leamington Spa Lifeboat Museum. (GAME: Security Bot)

The Tenth Doctor attended a Barry Manilow concert in Madison Square Garden. (PROSE: Forever Autumn)

Births
Child genius Luke Rattigan was born in the United States of America. (TV: The Sontaran Stratagem)

The Tenth Doctor's companion Heather McCrimmon was born in Scotland. (COMIC: The Chromosome Connection)

Benedict Summerfield I was born. He was a distant ancestor of the Seventh Doctor's companion Bernice Summerfield. (PROSE: Dead Romance)