24th century

Around the 24th century, London ceased to exist as a distinct geographical and political unit. It was absorbed into a greater metropolitan area that by the 28th century will be called Central City (DW: The Sensorites).

Also around this time Humans discover the planet Solos and start to exploit its inhabitants, the Solonians. (DW: The Mutants)

Other events

 * 2350: Humanity won a war against the Jullatii. (NA: Original Sin) Humans create phosphane gas around this year. (K9TV: The Korven)
 * 2379: The Doctor and Peri Brown encounter Sil on Thoros Beta. Peri stays on the planet Krontep after falling in love with the warrior king Yrcanos. (DW: Mindwarp, The Ultimate Foe)
 * 2386: Unreal transfer is discovered. (DW: The Leisure Hive)
 * 2396: The human colonies of the Seven Planets declared independence from Earth. (NA: The Pit)