In 1937, amidst the onset of the Second Sino-Japanese War in the north of China, Hsien-Ko and the Tong of the Black Scorpion attempted to abduct Magnus Greel from the Time Vortex to avenge the death of Li H'sen Chang. (PROSE: The Shadow of Weng-Chiang)
In 1939, the Nazis held a rally in Nuremberg where Adolf Hitler played tribute to the party's "Glorious Dead". A fierce propaganda campaign was underway by this time ahead of the imminent invasion of Poland after the end of the month. The Seventh Doctor and Ace arrived in Germany at this time to investigate disturbances in the timeline. (PROSE: Timewyrm: Exodus)
In 1940, the Battle of Britain was at its height. Fanatics among the Heliyon were discovered by the Eighth Doctor to be interfering in the conflict on 27 August. On 28 August, refugees from Polish Air Force were allowed to join the Royal Air Force against the Luftwaffe. (AUDIO: Their Finest Hour)
In 1942, the Third Reich reached the peak of its power, just ahead of the "key" attack on Stalingrad. Hitler and the Nazi elite attended a ball in Berlin. The Sixth Doctor and Brigadier Alistair Gordon Lethbridge-Stewart infiltrated the ball posed as military medical professionals. They took blood samples from Hitler and Eva Braun, ostensibly to check if the two were racially compatible.
In 1944, Reichsleiter Martin Bormann, the Nazi Party secretary, realised that Germany was losing the war and so began formulating Operation Eagle Flight, a foundation from which the Nazis could relaunch their fascist crusade even after defeat. (PROSE: The Shadow in the Glass)
In 1945, the United States of America utilised the world's first nuclear bombs to destroy the Japanese cities of Hiroshima and Nagasaki. The former bomb was dropped some time after 5 August, the date of an aborted attack on Kyoto. The latter bomb was dropped four days after the former. Japan surrendered after the turn of the month. (COMIC: Sky Jacks)
In 1998, the Eighth Doctor, Liv Chenka, and Helen Sinclair visited Calcot and found that it was being affected by a piece of the Doomsday Chronometer. The piece's proximity to a newly installed cellphone tower allowed calls made within the town to reach into the past to dead loved ones. The Doctor and Liv found the piece while Helen met with her brother George, who died shortly before the Doctor, Helen, and Liv left. (AUDIO: Absent Friends)