Could Sauron have brought back Morgoth?

Short answer: No, Sauron had no desire to release Morgoth from the Doors of Night if he had succeeded in conquering Middle-Earth and got the One Ring Back. Short answer: No, Sauron had no desire to release Morgoth from the Doors of Night if he had succeeded in conquering Middle-Earth and got the One Ring Back.

Would the Balrog use the ring?

Yes but, how powerful was Sauron really during the War of the Ring. He didnt have the power of the ring this time and he was missing a finger. He probably would have as much power as a balrog. Keep in mind that Gandalf won only because the Valar helped him.

How powerful is Morgoth after Sauron’s defeat?

Presumably, Morgoth is so powerful, that eventually, after tens of thousands of years, he will recover from this , or somehow regain the power he dispersed into Arda, and then return to the world to destroy it. Regardless, Sauron’s victory had no bearing on these events. Morgoth is dead, and Sauron has no power to restore him.

How did Sauron take over Middle-earth?

Corrupted by the first Dark Lord, Morgoth, he served him as his lieutenant and later his successor, growing armies of orcs, goblins, and all manner of vile creatures to take over Middle-Earth and bend all its inhabitants to his will.

How powerful was Sauron before the One Ring?

Sauron was corrupted by Morgoth the first Dark Lord, and thus became the evil incarnate we see in the films. There is no mention that even before possessing the One Ring, he was many more times stronger than Elves, Dwarves, or Men in battle. He simply took the body of a man, as Gandalf did, to roam Middle-Earth.

Did Sauron want to release Morgoth from the doors of night?

Short answer: No, Sauron had no desire to release Morgoth from the Doors of Night if he had succeeded in conquering Middle-Earth and got the One Ring Back.