When the humans from the Milky Way traveled to the Ori galaxy and discovered the Ark of Truth, Adria's power was significantly reduced when the Ark was used to "show" the truth to the Doci, and subsequently all the Priors in their home galaxy, which enabled Morgan, who was exiled by the Others, to engage Adria in eternal battle.
Si mons erat ascendendus, facile ipsa loci natura periculum repellebat, quod ex locis superioribus, qui antecesserant, suos ascendentes protegebant; cum vallis aut locus declivis suberat, neque ei, qui antecesserant, morantibus opem ferre poterant, equites vero ex loco superiore in aversos tela coniciebant, tum magno erat in periculo res.WikiMatrix WikiMatrix