Conquest

Soldeed had dreams of conquest which were crushed when he learned the Nimons had been deceiving him. (TV: The Horns of Nimon)

As said by the Fourteenth Doctor, Dalek mutants dreamt of conquest. In the year 2323, the dreams of twelve captured mutants were used to fuel the Dalek-scapes of the Dalek Dome. (COMIC: Liberation of the Daleks ^[+]Loading...["Liberation of the Daleks (comic story)"])

In an alternate timeline created when Rassilon gave the Cyberiad the full resources of the Time Lords, the Cybermen began targeting those races that could pose a threat to their galactic conquest. By the 24th century, they had destroyed the Rutans, the Sontaran Empire, Alpha Centauri and the Dalek Empire. (COMIC: Prologue: The Fifth Doctor, Supremacy of the Cybermen)