550 - Miltiades the Younger, was the step-nephew of Miltiades the Elder. He made himself the tyrant of the Greek colonies on the Thracian Chersonese. He also married Hegesipyle, the daughter of king Olorus of Thrace.
516 - He made himself the tyrant of the Greek colonies on the Thracian Chersonese, forcibly seizing it from his rivals and imprisoning them.
513 - He became a vassal of Darius I of Persia, joining Darius' expedition against the Scythians.
499 - He joined the Ionian Revolt against Persian rule, establishing friendly relations with Athens and capturing the islands of Lemnos and Imbros (which he eventually ceded to Athens).
492 - He fled to Athens to escape a retaliatory Persian invasion.
490 - He was elected to serve as one of the 10 generals (strategoi).
- He is often credited with devising the tactics that defeated the Persians in the Battle of Marathon later that year.
489 - He led an Athenian expedition of seventy ships against the Greek-inhabited islands that were deemed to have supported the Persians.
- He suffered a bad leg wound during the campaign and became incapacitated. He was sent to prison where he died, probably of gangrene from his wound.