Dalek invasion

"" and variations have several meanings pertinent to the Doctor Who universe and the real world. They are listed below in alphabetical order.

In-universe

 * 21st century Dalek invasion, a conflict between the New Dalek Empire and the humans in the Medusa Cascade. (TV: The Stolen Earth/Journey's End)
 * 22nd century Dalek invasion, a decade-long Dalek occupation of Earth during the 22nd century. (TV: The Dalek Invasion of Earth, PROSE: Lucifer Rising)
 * Dalek invasion of Mars, concurrent with the 22nd century invasion of Earth. (PROSE: GodEngine, Beige Planet Mars)
 * 23rd century Dalek invasion, a Dalek invasion of Earth in 2254. (GAME: Dalek Attack)
 * 25th century Dalek invasion, a Dalek invasion of Earth's solar system in 2400. (COMIC: Invasion of the Daleks, PROSE: Break-through!)

Behind the scenes

 * The Dalek Invasion of Earth (TV story), a television story depicting the 22nd century Dalek invasion above.
 * Invasion of the Daleks (audio story), the first audio in the Dalek Empire I series.
 * Invasion of the Daleks (comic story), the first original piece of non-televisual DWU fiction.