The Conquest of Italy

After the SackRome refuses to move

The Gauls took their gold and left, and Rome was a burned shell with her law-tables melted in the ash. Later writers said some in the Senate argued for abandoning the ruins altogether and moving the whole community twelve miles north to the captured Etruscan town of Veii, already fitted out with houses and walls that still stood. The proposal did not carry. Rome rebuilt on the same seven hills, in haste and without a plan — later Romans blamed the sack for the city's famously crooked streets — but she rebuilt as herself, not as a refugee population resettled somewhere safer.

The decision mattered because everything Rome did in the following century depended on staying exactly where she was: at the point where the routes north from Campania met the crossing of the Tiber, ringed by peoples who now believed her weak. Etruscan cities to the north, the Aequi and Volsci in the hill country to the south-east, and Rome's own Latin kin to the south all had reason to test a state that had just been humiliated by an unfamiliar enemy from beyond the Alps. That every one of these neighbors eventually ended up conquered, allied, or absorbed rather than triumphant is the subject of this chapter.

Map · Growth of Roman power in Italy Click to enlarge

Camillus RebuildsRecovery answers an unfinished argument at home

Tradition credited the recovery to Marcus Furius Camillus, already a famous general before the sack and recalled afterward, by Rome's own later telling, to drive the Gauls out and refuse the ransom gold already on the scales. Whatever really happened at the moment of the Gauls' departure — even ancient writers treated the rescue as suspiciously well-timed to save Roman pride — the practical work that followed was real: a new circuit of stone fortification, the Servian Wall, went up around the city in the decades after 390 B.C., built broad and high enough that no army would take Rome by direct assault again for eight hundred years.

Recovery did not mean the end of internal conflict; it revived it. The plebeian secession that had produced the Twelve Tables a century earlier had settled the question of written law without settling the question of power. Through the 380s and 370s B.C., tribunes pressed again for what the wealthy patrician families still refused: relief from crushing war debt, a fairer distribution of newly conquered public land, and above all the right of a plebeian to be elected consul, the Republic's highest office. Camillus himself, five times dictator by later reckoning, spent much of his last public career resisting exactly this.

The deadlock broke in 367 B.C. with the Licinio-Sextian laws, named for the two tribunes who forced them through after years of blocking all other elections until the Senate gave way: they capped how much public land any one citizen could hold, eased debt, and — the change with the longest consequences — opened the consulship itself to plebeians. A plebeian noble class began to form alongside the old patrician one, competing for the same offices under the same rules rather than contesting the rules themselves. It is this newly stabilized, more broadly based citizen body that the Republic would spend the next century sending out, year after year, to fight the wars that follow.

The Latin WarAn alliance breaks, and Rome invents a new kind of settlement

Rome's closest kin were the other Latin-speaking towns of Latium, bound to her for generations by a treaty of mutual defense and intermarriage, the Latin League. By the 340s B.C. that partnership had become an irritant to its junior partners: Rome's wars against the Samnite hill peoples to the south-east dragged the League into fighting for Roman objectives, while the Latins themselves had no vote in deciding on them. When several Latin towns rose in 340 B.C. demanding full political union with Rome — one Latin consul and one Latin-majority Senate, an equal partnership rather than a subordinate one — Rome answered with war rather than union, and won it within two years.

Plate · Colonies, before and after 340 B.C. Click to enlarge

What Rome did with the victory mattered more than the victory itself. Rather than annexing Latium outright or exterminating the defeated towns, the Senate broke the old League into a deliberately uneven patchwork of individual relationships with Rome: some communities received full Roman citizenship outright; others received citizenship without the vote, obliged to Rome's laws and army but not its politics; others kept local self-government as formally allied states, bound by one-sided treaties that fixed their military obligations to Rome without any reciprocal Roman obligation to them. No two Latin towns now shared quite the same relationship to Rome, and — this was the calculated point — no combination of them could easily unite against her again.

The Caudine ForksRome's worst defeat between the Gauls and Hannibal

The Samnites were a confederation of hardy upland communities in the central Apennines, organized in a loose league rather than a single state, without Rome's dense city infrastructure but with excellent light infantry and a country of narrow passes that favored the defender. Rome and the Samnites fought three long, separated wars between 343 and 290 B.C. over who would control the fertile lowlands of Campania where their spheres of interest met — a struggle less like the quick campaigns against the Latins and more like a slow, repeatedly interrupted contest for the whole of central and southern Italy.

The low point came in 321 B.C., during the Second Samnite War. A Roman consular army, marching by a narrow mountain route to relieve an allied town, was lured into the Caudine Forks — a valley enclosed by steep wooded ridges with only two exits, both of which the Samnite commander Gaius Pontius had already blocked. Trapped without room to fight and without supplies to wait, the consuls surrendered the entire army. The Samnites did not massacre their captives; they humiliated them instead, forcing the disarmed legions to pass one by one under a "yoke" of spears — a formal ritual of submission — while the victors watched. The army that limped back to Rome, stripped of its weapons and its standing, marched in a silence later writers found more eloquent than any lament.

Rome's response was not to make peace on the terms extracted at Caudium. The Senate repudiated the treaty its own consuls had sworn — on the argument that men under duress could not bind the state — and handed the officers responsible back to the Samnites as the price of Rome's release from the oath, then resumed the war. It is a pattern that recurs throughout this chapter and the next: a Roman defeat, however severe, changed Roman tactics far more often than it changed Roman aims.

The Manipular LegionRome trades the phalanx for flexibility

Somewhere across the Latin and early Samnite Wars — ancient writers disagree on exactly when and credit no single reformer — the Roman army abandoned the rigid Greek-style hoplite phalanx it had used since the early Republic and adopted a more flexible formation built around small, semi-independent units called maniples, each of about 120 men. Arranged in three staggered lines by experience — young hastati in front, seasoned principes behind them, veteran triarii held in reserve — a legion fighting this way could hold together on the broken, hilly ground of Samnium where a single unbroken phalanx line would simply crack apart.

The reform was inseparable from who filled the ranks. Roman and allied citizen-soldiers were not a standing professional force but landowners called up annually, arming themselves according to a property-based census: the wealthiest as fully equipped infantry or cavalry, the poorest contributing only light-armed skirmishers or, later, none at all. This meant Rome's military capacity scaled directly with how many free landholding citizens and obligated allies she could count — which is exactly why the citizenship ladder built after the Latin War mattered militarily as much as politically. Every Latin or Campanian community drawn one rung up that ladder became, in wartime, more legionaries.

Livy and other Roman writers looked back on the manipular legion as the instrument that finally matched Roman numbers to Samnite terrain, and modern historians broadly agree that some such tactical shift happened in this period, even if the neat single-moment "reform" of the ancient tradition simplifies a more gradual adaptation. What is not in dispute is the result: an army that could lose badly, as at the Caudine Forks, and still come back within a single generation stronger than before.

Appius ClaudiusPublic works as a weapon and an argument

Appius Claudius Caecus — "the Blind," though ancient sources disagree on whether he lost his sight early or only in old age — held the censorship in 312 B.C. and used it to reshape Rome in ways that outlasted every battle fought in this chapter. He began construction of the Via Appia, Rome's first great paved military road, driven south-east from Rome toward Capua and eventually Beneventum along a route engineered with a straightness that startled later travelers; he also began Rome's first aqueduct, the Aqua Appia, bringing water into the growing city by underground channel. Both projects served the war against the Samnites directly — a road moved legions and supplies faster than any army had moved before — and both served Rome for centuries after the war that funded them was forgotten.

Appius Claudius was as disruptive in the Senate as in engineering. He is credited with admitting the sons of freedmen to the Senate and distributing landless citizens across the voting tribes in a way that increased their political weight, provoking fierce resistance from the established nobility before much of it was later rolled back. Roman tradition also preserved him, decades on, as an old blind man carried into the Senate to make the speech that stopped Rome from accepting Pyrrhus's peace terms — a story that belongs later in this chapter, but that Romans remembered as of a piece with the man who had already shown he would spend Roman resources on infrastructure the aristocracy had never bothered to build.

SentinumThe Samnites' last, largest throw

By the Third Samnite War the stakes had grown far beyond Samnium itself. Facing a Rome now strong enough to threaten their independence outright, the Samnites assembled the broadest anti-Roman coalition Italy had yet seen — allying with Etruscans, Umbrians, and Gauls from the north in a deliberate attempt to force Rome to fight on several fronts simultaneously. The combined armies met a Roman force at Sentinum in 295 B.C., in what ancient and modern historians alike treat as the decisive battle of the whole Samnite conflict: had the coalition won, the piecemeal Roman conquest of central Italy might have unraveled at a stroke.

Plate · The conquest of central Italy Click to enlarge

It did not win. Roman command split its consular armies to face the different national contingents separately rather than let the coalition fight as one body, and after heavy losses on both sides broke the Samnite and Gallic center. One of the consuls, Publius Decius Mus, was said to have ritually dedicated his own life to the gods of the underworld in exchange for a Roman victory and then ridden deliberately into the enemy line to die — a story from the same family that told an identical tale of an earlier Decius at an earlier battle, which should make a reader treat the repetition itself as a sign of legend rather than plain reportage, even where the battle it decorates is real.

Samnite resistance continued in diminishing form for another five years, but Sentinum had broken the possibility of a combined Italian front against Rome. When the Third Samnite War finally ended in 290 B.C., Samnium itself was absorbed into Rome's alliance system on the same graduated, unequal terms already used on the Latins — allied, obligated, disarmed of independent foreign policy, but not annexed outright or depopulated. Rome now controlled, directly or through alliance, virtually the whole of central Italy from the Tiber to the Adriatic and south toward the Greek cities of the coast.

Pyrrhus LandsItaly's Greek cities look east for a champion

Rome's expansion south finally brought her into conflict with Tarentum, the wealthiest and most powerful of the Greek cities of southern Italy, over a naval treaty Tarentum accused Rome of violating. Rather than fight Rome alone, Tarentum did what several Greek cities under pressure from Italian neighbors had done before: it invited a professional Hellenistic king to fight on its behalf. Pyrrhus, king of Epirus in north-western Greece and a cousin of Alexander the Great by marriage, was among the most admired soldiers of his generation, restless for a Western kingdom to match his ambitions and glad of the pretext.

Plate · Magna Graecia and Sicily Click to enlarge

He landed in Italy in 280 B.C. with a Hellenistic-style army entirely unlike anything Rome had fought before: a pike phalanx, Thessalian cavalry, and — decisively, in the first engagements — war elephants, animals no Roman soldier had ever seen used in battle. At Heraclea in 280 B.C. and again at Asculum in 279 B.C., Pyrrhus's professionals beat the Roman legions in the field. But both victories cost him irreplaceable officers and veterans he had no way to replace so far from home, while Rome's allied system kept feeding fresh legions into the war exactly as it was designed to.

"It is said, Pyrrhus replied to one that gave him joy of his victory that one other such would utterly undo him. For he had lost a great part of the forces he brought with him, and almost all his particular friends and principal commanders." Plutarch, Life of Pyrrhus — trans. J. Dryden, rev. A. H. Clough (public domain)

The remark is the origin of the phrase "Pyrrhic victory," and later writers may have sharpened its wording for effect — but the arithmetic behind it was real. A mercenary and allied army fighting far from its own recruiting grounds could not sustain the casualty rate that a citizen-and-allied system rooted in the very soil being fought over could absorb and replace.

Master of ItalyFabricius, Beneventum, and what Rome had become

After Heraclea, Pyrrhus tried diplomacy, sending his advisor Cineas to Rome with gifts and a peace offer that would have let Rome keep most of what she held. The Senate wavered — until, Roman tradition held, the aged and now-blind Appius Claudius Caecus had himself carried into the chamber to deliver a speech arguing that Rome did not negotiate with a foreign army still standing on Italian soil. The Senate refused the terms. Whatever the speech's exact wording, later lost, the episode was long remembered as the moment Rome declared that her wars would end only on her ground, by her decision.

The war produced its own moral legend in the consul Gaius Fabricius Luscinus, sent to negotiate over prisoners. Pyrrhus is said to have tried bribery and even a staged elephant to unsettle him; Fabricius, unmoved by either, is credited with a line historians cannot verify but Romans loved to repeat regardless. More securely attested — Plutarch reports the letter itself — is the episode a year or two later, when Pyrrhus's own physician secretly offered the consuls poison to end the war by murder. Fabricius and his colleague refused the offer and warned Pyrrhus of the plot instead.

"Caius Fabricius and Quintus Aemilius, consuls of the Romans, to Pyrrhus the king, health. You seem to have made an ill judgement both of your friends and enemies; you will understand, by reading this letter, that you are at war with honest men, and trust villains and knaves." The Roman consuls' letter to Pyrrhus, as reported by Plutarch, Life of Pyrrhus — trans. J. Dryden, rev. A. H. Clough (public domain)

Pyrrhus won one further victory too costly to sustain and then, in 275 B.C., was fought to a standstill at Beneventum by a Roman army that had finally learned to counter his elephants. He withdrew from Italy for good, reportedly remarking that he was leaving Rome and Carthage a fine wrestling ground — a line ancient writers may again have polished after the fact, but that correctly foresaw what came next. Tarentum surrendered to Rome in 272 B.C. Rome now controlled the whole Italian peninsula south of the Po valley, through direct rule, half-citizenship, or one-sided alliance — master of Italy in a way no single battle had made her, but through a century of graduated absorption that a foreign king's professional army had ultimately failed to break.

What Rome did not yet control was the sea, or the western Mediterranean beyond it, where a much older and richer power — the Phoenician city of Carthage on the African coast — had watched Pyrrhus's Italian war with an interest that was not entirely friendly. Rome and Carthage had briefly been allies against Pyrrhus. They were about to become the two greatest powers left standing in the western Mediterranean, with only Sicily, half Carthaginian and half Greek, sitting between them.

Map · Rome and Carthage, on the eve of war Click to enlarge