Traditional first Olympiad recorded at OlympiaJan 1, 776 BCELabels: Olympia, Zeus SanctuaryBritannicaBritannica
Diaulos (double-stadion) added to OlympicsJan 1, 724 BCELabels: Diaulos, OlympiaDiaulosAncient Olympics
Dolichos (long-distance race) introducedJan 1, 720 BCELabels: Dolichos, OlympiaDolichosAncient Olympics
Pentathlon and wrestling added at OlympiaJan 1, 708 BCELabels: Pentathlon, WrestlingIME OlympicsKU Leuven
Four-horse chariot racing added at OlympiaJan 1, 680 BCELabels: Tethrippon, OlympiaIME OlympicsAncient Olympics
Pankration and horse race added to OlympicsJan 1, 648 BCELabels: Pankration, KelesGreek MinistryAncient Olympics
First Sacred War linked to Delphi’s festival reorganizationJan 1, 595 BCELabels: First Sacred, DelphiSacred WarPythian
Pythian Games reorganized as Panhellenic festivalJan 1, 586 BCELabels: Pythian Games, DelphiPythianBritannica
Isthmian Games first held near CorinthJan 1, 582 BCELabels: Isthmian Games, CorinthIsthmianPanhellenic
Hoplite race added to the Olympic programJan 1, 520 BCELabels: Hoplite Race, HoplitodromosHoplitodromosAncient Olympics
Mare race (kalpē) introduced at OlympiaJan 1, 496 BCELabels: Kalp, OlympiaIME OlympicsAncient Olympics
Persian Wars-era endpoint for Archaic age framingJan 1, 480 BCELabels: Persian Wars, Archaic PeriodBritannicaPanhellenic