Telamon daughter Periboea, who gave birth to Ajax; sometime later, Cychreus gave Telamon his kingdom. In other versions of the myth Cychreus' daughter is named Glauce, and Periboea is Telamon's second wife, and the daughter of Alcathous. Telamon also features in both versions of Heracles' sacking of Troy, which was ruled by King Laomedon (or Tros in the alternate versions). Before the Trojan War, Poseidon sent a sea monster to attack Troy. In the King Tros version, Heracles (along with Telamon and Oicles) agreed to kill the monster if Tros would give him the horses he received from Zeus as compensation
Battle of Salamis in the nearby straits of Artemisium. In the resulting Battle of Thermopylae, the rearguard of the Greek force was annihilated, whilst in the Battle of Artemisium the Greeks had heavy losses and retreated after the loss at Thermopylae. This allowed the Persians to conquer Phocis, Boeotia, Attica, and Euboea. The Allies prepared to defend the Isthmus of Corinth while the fleet was withdrawn to nearby Salamis Island. Although heavily outnumbered, the Greek Allies were persuaded by the Athenian general Themistocles to bring the Persian fleet to battle again, in the hope that a victory would prevent naval operations against the