The Spartans (documentary) the Spartan constitution into the militarised state we know of today. Homosexuality among men and boys was mandatory. The training of Spartan youths is explained, from their enrollment in the Agoge system right through to their attainment of citizenship. The class structure of the Lacedaemonian state (Helots, Perioeci, and the soldier-citizens themselves) is also covered. The episode ends with the battle of Thermopylae, in which 300 Spartans, including their king, Leonidas, were killed in action defending Greece from a Persian invasion. Part 2 opens with the retreat of the Persians, after Thermopylae and the battle of Salamis. Athens, which had
Demophilus of Thespiae Thespians fought against the Persian army at the Battle of Plataea (479 BC). Demophilos is immortalised in many books and movies. In the 1962 movie "The 300 Spartans", Demophilus was portrayed by the Greek actor Yorgos (George) Moutsios. In Thermopylae there is a monument, next to the monument of Leonidas, in memory of him and his men. There is also a monument to Demophilus in the modern Thespies. Demophilus of Thespiae Demophilus ( "Demophilos"), according to Herodotus, was the commander of a contingent of 700 Thespians at the Battle of Thermopylae (480 BC). His father was Diadromes (). Demophilus and