There you will can see your relation with an faction, or faction relations. Will have an good result or an bad result. Every decision of player even if he is in Morrowind, Summerset Isle, Orsinium, Skyrim, or another province. We are not sure about this but we will found a solution.) The player will play a vital role in Cyrodiil main quest. He will can take the Amulet of Kings if he will want he will can absorb the power who gave Akatosh to the amulet ( He will can absorb power from Daedric Princes, and to transform the Dremora in dust. because in the book i will say that he will have some god-like powers, something like semi-god ). But the player if he will be a Dragonborn ( We don't are sure now. Aldmeri Dominion will try to control the Empire. And about Cyrodiil, we are planing to do a better quest line. and sometimes near the battlefield zone you will see some patrols of Argonians. How you enter in Morrowind you don't will be attacked by 2-3 bandits. Battlefield Quests, Local Quests, and more much things.
Now we are working on the quests from there. Npcs in the cities, roads, and at the border with Black Marsh there is the battlefield, there you will meet tiny groups of Morrowind warriors fighting. You can travel to Morrowind with a carriage or with your horse. The map it's done ( a new map and a mini map if you want to activate it ).