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| Agesipolis I | |
|---|---|
| Name | Agesipolis I |
| Title | King of Sparta |
| Reign | 395–380 BC |
| Predecessor | Cleombrotus I |
| Successor | Cleombrotus II |
| Dynasty | Agiad |
| Birth date | c. 448 BC |
| Death date | 380 BC |
| Father | Pausanias |
| Religion | Ancient Greek religion |
Agesipolis I was a king of Sparta from the Agiad dynasty during the late 5th and early 4th centuries BC. His reign fell within the aftermath of the Peloponnesian War and the rise of Thebes and Macedon, intersecting with figures such as Lysander, Epaminondas, Pelopidas, Xenophon, and institutions like the Spartan Constitution and the Peloponnesian League. Agesipolis's rule is recorded in the narratives of historians including Xenophon, Diodorus Siculus, and Plutarch.
Agesipolis was born into the Agiad royal house, son of Pausanias and descendant of earlier Agiad kings who trace lineage to Heracles. He belonged to a dynastic network connected to Spartan families like the Eurypontid dynasty through marriage alliances with prominent houses of Laconia, and his upbringing was shaped by Spartan institutions such as the agoge and rites associated with the cults of Apollo and Artemis. Contemporaries and allies included members of oligarchic elites from Argos, Corinth, and Megara, and his household would have interacted with envoys from polities like Athens, Thebes, and Syracuse.
Agesipolis acceded after the death of Cleombrotus I, inheriting Sparta's dominant role in the Peloponnesian League but facing shifting balances of power following the Antalcidas Peace and Spartan interventions in Asia Minor against Persia. His kingship occurred amid rivalry with Theban leaders Epaminondas and Pelopidas, and he navigated Spartan relations with rising Macedon under the early rule of Philip II's predecessors and with mercenary networks linked to commanders like Agesilaus II. Diplomacy and interstate rivalry brought contacts with the Achaemenid Empire, the tyrants of Sicyon, and city-states engaged in the Corinthian War and its aftermath, reflected in Spartan interactions with Iphicrates, Chabrias, and Conon.
Agesipolis led Spartan forces in campaigns across the Peloponnese and into Arcadia, Messenia, and Elis, confronting coalitions that included Athens and Thebes. He participated in expeditions that sought to uphold Spartan hegemony after the naval defeats and the shifting alliances of the Corinthian War, engaging against leaders and units tied to Athenian democracy, Theban hegemony, and mercenary contingents once employed by Persia. His operations intersected with strategic sites such as Tegea, Mantinea, and Naupactus, and his campaigns were observed and critiqued by chroniclers like Xenophon and later writers including Polybius and Diodorus Siculus. Agesipolis's military decisions influenced Spartan relations with rulers of the eastern Mediterranean, including envoys from Persia, naval commanders serving Syracuse, and political actors in Ionia and Aeolis.
Within Sparta, Agesipolis upheld traditions of the Agiad kingship alongside the Gerousia and the Ephors, maintaining the dual-kingship balance with the Eurypontid line and engaging with elite families from Laconia and the Pelasgians. He operated amid social tensions over land, helot management, and Spartan citizen decline noted by observers such as Plutarch and Xenophon. Policies under his reign touched on Spartan training regimens tied to the agoge, religious festivals honoring Zeus, Athena, and local cults, and municipal decisions that affected allied poleis like Corinth and Phlius. His governance reflected Sparta's oligarchic procedures and the constitutional mechanisms documented in sources like the Constitution of the Lacedaemonians attributed to Xenophon.
Agesipolis died in 380 BC, after which succession passed within the Agiad line to his descendants amid the continuing rivalry with the Eurypontid kings and ongoing conflicts with Thebes and other Greek states. His death preceded significant events including the Battle of Leuctra and the rise of Theban hegemony under Epaminondas, which transformed Spartan power and the political map of Greece. Later historians such as Plutarch and Diodorus Siculus assess Agesipolis's reign in the context of Sparta's decline and the broader shifts toward Macedonian ascendancy.
Category:Kings of Sparta Category:Agiad dynasty Category:4th-century BC Greek people