First Siege of Imladris

Elrond fled with the Other Elves of Eregion to the Valley on the North of the Misty Mountains Sauron know that Elrond take the Surviours of Eregion but Sauron want all Elves from Eregion Killed thats why he Led a 100,000 Orcs and only 10 Trolls on the Middle of Battle Sauron Escaped and Helped his Armies of the Battle of the Gwathló the Battle Ended when the Battle of Gwathlo Ended