Nightmare Moon just wanted to rule in peace. Daybreaker had other plans. (Based on the world of Equestria at War and some headcanons that I thought would be fun.)
Tucking Luna in after a night of drinking, Celestia is reminded of a name that she uses to tease Luna with and promptly invites a guard to talk about their own little slices of family.
After the victory near Canterlot, coalition troops have driven Chrysalis and her armies back into Vesalia and are now poised to take Vraks... and the road to Vesalipolis. (Documentary-style work inspired by Epic History TV's Napoleonic Wars series.)