How were the eagles big heroes in the battle of the 5 armies in the hobbit?

In "The Hobbit," the eagles play a crucial role during the Battle of the Five Armies by arriving at a pivotal moment to aid the forces of good. Led by the Great Eagle, they swoop down to assist Thorin Oakenshield and his allies, helping to turn the tide against the goblin and warg forces. Their timely intervention not only saves lives but also symbolizes the theme of unexpected allies coming together in times of need. Ultimately, the eagles' bravery and strength are instrumental in achieving victory in the battle.