- The Daleks evolve from humanoids, as described in The Daleks.
- NOTE: In an attempt to return home from Skaro, TARDIS lands in front of a caveman.
- NOTE: In an attempt to return home from Skaro, TARDIS lands in front of an army of Romans.
- TOM: The date? Oh I see, you want to know if I'm alright. Yes, it's March the 31st, now can I use your telephone?
- The Emperor orders the conquest of space, leading into The Amaryll Challenge.
- The first Dalek invasion force lands on Amaryll, the closest planet to Skaro. The Emperor then orders the invasion of Solturis, leading into The Penta Ray Factor.
- The Emperor is called back to Skaro, leading into Plague of Death.
- An alien spacecraft lands on Skaro, leading into The Menace of the Monstrons.
- The Daleks repel an alien attack, partly destroying the Dalek City.
- A few months after The Menace of the Monstrons, the Dalek City is rebuilt. Following an attack on their space forces by the Mechonoids, the Emperor orders a search for inventions in space in preparation for war.
- The Daleks conquer the planet Phryne.
- The Daleks capture Skardal and sent it to Mechanus, leading into Impasse.
- The Terrorkons are disturbed, leading onto The Terrorkon Harvest.
- The Emperor orders the exploration of Skaro, leading onto Legacy of Yesteryear.
- Centuries after Genesis of Evil.
- The Emperor declares that human beings are to be destroyed.
- The Emperor declares "all-out war" on all humans everywhere.
- The Daleks elect to search for Earth.
- The Daleks' invasion is initially repelled, but they vow to return, leading into Daleks' Invasion Earth 2150 A.D.
- DR. WHO: I fear he means that the Daleks are using Mars as a forward base... for a future invasion of Earth.
- DR. WHO: I'm afraid you can't use the telephone. For one thing we haven't got one. And even if we had, I don't think it will do any good, not in 2150 AD.
- DR. WHO (Daleks' Invasion Earth 2150 A.D.): TARDIS took us by accident to the Dalek planet Skaro, but perhaps that was sometime in the future.
- NOTE: On its first trip, TARDIS arrives on the planet Skaro, where Dr. Who and company meet the Thals and the Daleks. The Daleks are seemingly all destroyed.
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