Cyrus II founds the Achaemenid EmpireJan 1, 550 BCELabels: Cyrus II, Achaemenid Empire, Royal CourtBritannica
Behistun Inscription models royal legitimationJan 1, 520 BCELabels: Darius I, Behistun InscriptionRevHistBritannica
Darius I builds Persepolis as ceremonial capitalJan 1, 518 BCELabels: Darius I, Persepolis, Ceremonial CapitalUNESCOBritannica
Persepolis relief program depicts tribute processionsJan 1, 500 BCELabels: Persepolis Reliefs, Tribute ProcessionsUNESCOUMich
Apadana audience hall anchors imperial ceremonyJan 1, 486 BCELabels: Apadana, Persepolis, Audience HallBritannica
Limited Achaemenid evidence; later texts stress court minstrelsJan 1, 400 BCELabels: Achaemenid Music, Court MinstrelsIranica
Early Sasanian investiture imagery formalizes sacred kingshipJan 1, 235Labels: Sasanian Reliefs, Investiture ImageryArdashirReliefBritannica
Taq-e Bostan becomes a major Sasanian ritual-art siteJan 1, 379Labels: Taq-e Bostan, Sasanian RitualTaqBostanIranica
Sasanian metalwork depicts banquets with musiciansJan 1, 600Labels: Sasanian Metalwork, Banquet ScenesMusiciansPlateIranica
Khosrow II’s Taq-e Bostan hunting relief shows musiciansJan 1, 620Labels: Khosrow II, Taq-e BostanIranicaUMichSmithsonian
Battle of al-Qadisiyyah begins collapse of Sasanian powerNov 16, 636Labels: Battle of, Sasanian CollapseBritannicaQadisiyyah
Death of Yazdegerd III ends Sasanian dynastyJan 1, 651Labels: Yazdegerd III, Sasanian DynastyBritannicaIranica