- a ten-year war waged by the confederated Greeks under Agamemnon against the Trojans to avenge the abduction of Helen, wife of Menelaus, by Paris, son of the Trojan king Priam, and ending in the plundering and burning of Troy.
- a war fought by the Greeks against the Trojans to avenge the abduction of Helen from her Greek husband Menelaus by Paris, son of the Trojan king. It lasted ten years and ended in the sack of Troy