The Golden Army, Great Eastern Army or Lôke-Rim were names of Sauron´s main eastern Force during end of the third Age.The Great Eastern Army was controlled by two exalted Orders, the War-Priests and the Dragon-Knights.The Army´s Leader or highest ranking Lord was also known as the Dragon-Ruler.
Armour
The Soldiers of the great eastern Army are clad in Scale Armour (Plackart, Vambrace, Spaulder, Schynbald, greaves) made of bronze or brass, masked helmets and purple, red, black or brown and violet long tunics, headscarfs, loincloth,sarabaras and Puttee.Easterling Shields are similar to scutums.The most conventional weapons are the long and short Easterling Polearm, Combound bow and scimitar.
Other Weapons
Other Adaptions as the LOTR SBG and several MODS of Total War and the Battle for Middle-Earth have introduced easterling Units with additional weapons:
Speculations
The Great Eastern Army is believed to have been composed of mannish tribes who were the descendants of the Wainriders and Balchoth.