HistoryData
Historical ConflictReggio Calabria

Siege of Rhegium

Dionysius I of Syracuse destroyed Rhegium in 387 BC, eliminating a rival power and consolidating Syracusan dominance over the Strait of Messina.

Duration & Scope

-387 -386

1 year

Key Facts

Year
387 BC
Attacker
Syracuse under Dionysius I
Outcome
City captured, inhabitants sold into slavery
Strategic prize
Control of the Strait of Messina
Later fate
Refounded by Dionysius II

Strategic Narrative Overview

Dionysius first moved against the Italiote League, Rhegium's principal ally on the mainland, defeating it decisively at the Battle of the Elleporus. With that support eliminated, Syracusan forces advanced on Rhegium itself, laying siege to the city. Unable to withstand the assault without relief, Rhegium fell to the besieging army, which then proceeded to sack the city completely.

01 / The Origins

Rhegium, a Greek city on the toe of Italy, had allied with Carthage against Syracuse during the Third Sicilian War, motivated by rivalry over control of the Strait of Messina and influence in Magna Graecia. Once Dionysius I of Syracuse concluded peace with Carthage, he turned his attention to punishing Rhegium for that alliance, seeking to remove a persistent rival to Syracusan power on the Italian mainland.

03 / The Outcome

Following the city's capture, Dionysius sold the population of Rhegium into slavery, effectively erasing the community as an independent power. The destruction gave Syracuse unchallenged control of the Strait of Messina and removed a long-standing rival from Magna Graecia. Rhegium was eventually refounded under Dionysius II, restoring a settlement at the strategically vital location.

Belligerents & Mobilization Analysis

Side A

1 belligerent

Syracuse
Key Commanders

Dionysius I.

Side B

2 belligerents

RhegiumItaliote League of Taurentum
Outcome
Syracusan victory; Rhegium captured and sacked, population enslaved

Kinetic Engagement Axis

Major engagements timeline (-387–-386)Timeline of major military engagements plotted chronologically.-387-386-389Battle of the El…Allied-387Siege of RhegiumAllied

Scroll horizontally to view full axis. Events plotted relatively.

Side A victorySide B victoryInconclusiveDecisive / turning point

Location

Map of Reggio Calabria, ItalyMap of Reggio Calabria, ItalyReggio Calabria, Italy