@Shu no ur wrong. :P
The Aldmeri Dominion is unstoppable. The Empire only barely survived them in the Great War and the Dragonborn is just one person in the end. I do not see them Fus Ro Da’ ig away a standing army of say 4,000 so easily.
But

@Shu no ur wrong. :P

Yes because in the end the Dovahkiin could have united Skyrim and drove out the Dominion.