Derdas was archon

Archon

Archon is a Greek word that means "ruler" or "lord", frequently used as the title of a specific public office. It is the masculine present participle of the verb stem ἀρχ-, meaning "to rule", derived from the same root as monarch, hierarchy, and anarchy.- Ancient Greece :In ancient Greece the...

 of Elimiotis

Elimiotis

Elimiotis or Elimeia or Elimaea was a region of Upper Macedonia that was located along the Haliacmon, north of Perrhaebia/Thessaly, west of Pieria, east of Parauaea, and south of Orestis. In earlier times, it was independent, but later was incorporated into the Argead kingdom of Macedon...

 during the time of Philip II of Macedon

Philip II of Macedon

Philip II of Macedon "friend" + ἵππος "horse" — transliterated ; 382 – 336 BC), was a king of Macedon from 359 BC until his assassination in 336 BC. He was the father of Alexander the Great and Philip III.-Biography:...

. His daughter, Phila

Phila of Elimeia

For other persons named Phila, see Phila.Phila , sister of Derdas and Machatas of Elimeia, was the first or second wife of Philip II of Macedon. She appears to have remained childless.-References:*Dicaearchus ap. Aflien. xiii. p. 557, c....

, married Philip. He had two sons, Derdas and Machatas. Machatas

Machatas

Machatas may refer to:*Machatas of Elimeia an upper Macedonian prince early 4th c.BC*Machatas of Europos an upper Macedonian proxenos of Delphians late 4th c.BC*Machatas from Acarnania*Machatas of Aetolia ambassador 3rd c.BC...

 was father of Machatas, Harpalus

Harpalus

For other uses, see Harpalus Harpalus son of Machatas was an aristocrat of Macedon and boyhood friend of Alexander the Great in the 4th century BC. Being lame in a leg, and therefore exempt from military service, Harpalus did not follow Alexander in his advance within the Persian Empire but...

 and Philip

Philip (satrap)

Philip was satrap of Sogdiana, to which government he was first appointed by Alexander the Great himself in 327 BC...

, who became the satrap

Satrap

Satrap was the name given to the governors of the provinces of the ancient Median and Achaemenid Empires and in several of their successors, such as the Sassanid Empire and the Hellenistic empires....

 of India

India

India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

. In 380 BC, Derdas and King Amyntas of Macedon

Amyntas III of Macedon

Amyntas III son of Arrhidaeus and father of Philip II, was king of Macedon in 393 BC, and again from 392 to 370 BC. He was also a paternal grandfather of Alexander the Great....

 supported the Spartan Army

Spartan Army

The Spartan army was the military force of Sparta, one of the leading city-states of ancient Greece. The army stood at the centre of the Spartan state, whose citizens' primary obligation was to be good soldiers. Subject to military drill from infancy, the Spartans were one of the most feared...

 led by Teleutias

Teleutias

Teleutias was the brother of the Spartan king Agesilaus II, and a Spartan naval commander in the Corinthian War. He first saw action in the campaign to regain control of the Corinthian Gulf after the Spartan naval disaster at Cnidus in 394 BC, and was later active in the Spartan campaign against...

 against the Olynthian confederacy of Chalcidian states. Derdas also aided Agesipolis I

Agesipolis I

Agesipolis I was the twenty-first of the kings of the Agiad dynasty in ancient Sparta.Agesipolis succeeded his father Pausanias, while still a minor, in 394 BC, and reigned fourteen years. Upon the death of Pausanias, Agesipolis and his brother, Cleombrotus I, were both placed under the...

, who was sent by Sparta to continue the war after Teleutias was killed.