However, this changed after Gaiseric's death in 477, and soon enough various Christian and Pagan Berber states and tribes began expanding at the expense of the Vandalic Kingdom.
[6][7] In the 510s the Laguatans and other Berber tribes allied to them seized much of the area of Tripolitania ranging from the Nafusa Mountains to the coast, and established a kingdom there.
In 523 then Vandalic king Thrasamund wanted to restore control over the territories lost in Byzacena, and to pacify Tripolitania, and decided to start his military campaigns by attacking the Laguatan then led by Cabaon.
And they say that he added this also, that he was ignorant of the God whom the Christians worshipped, but it was probable that if He was powerful, as He was said to be, He should wreak vengeance upon those who insulted Him and defend those who honoured Him.
So the spies came to Carthage and waited quietly, observing the preparation of the Vandals; but when the army set out on the march to Tripolis, they followed, clothing themselves in humble garb.