"...the shadow of Morgoth and the specter of his wickedness".
Even when only a fraction of his dark soul will be left to smolder in the One Ring, but will not abandon plans to finally become the ruler of Middle-earth. But now...with his shoulders unclasped he goes out after a long siege of his lands at the foot of Barad-dûr to meet the army of men and elves, to crush them with his power and the power of the Ring.