The Greeks (Achaeans):
* Led by: Agamemnon, King of Mycenae
* Notable heroes: Achilles, Odysseus, Ajax, Diomedes, Nestor, Menelaus
* Goal: To reclaim Helen, the wife of Menelaus, from the Trojans.
The Trojans:
* Led by: Priam, King of Troy
* Notable heroes: Hector, Aeneas, Paris, Sarpedon
* Goal: Defend Troy from the Greek invasion.
Key allies:
* The Greeks had allies: Mycenae, Pylos, Argos, and other Greek city-states.
* The Trojans had allies: The Amazonian queen Penthesilea, the god Apollo, and others.
It's important to remember that the Trojan War is an epic poem, and therefore, the story includes many mythical elements and gods.