Amid debt crises and political exclusion, plebeians withdrew from Rome in a collective protest (the secessio plebis). The action forced patrician elites to negotiate and is conventionally treated as the opening landmark of the Struggle of the Orders.
A settlement after the first secession led to the creation of plebeian tribunes, officials empowered to protect plebeians (notably through personal inviolability and political intervention). This created a permanent institutional base for plebeian political bargaining.
Traditionally dated to 471 BCE, the Lex Publilia transferred the election of plebeian tribunes to the comitia tributa, reducing patrician leverage over tribune selection and strengthening plebeian political organization.
Tribune Gaius Terentilius Harsa proposed appointing commissioners to define and limit consular authority. The controversy helped drive later codification efforts by keeping legal constraints on magistrates at the center of plebeian demands.
Rome replaced the annual magistracies with a board of ten commissioners (decemviri) tasked with drafting a written law code. This move aimed to curb arbitrary interpretation of unwritten custom and became the immediate prelude to the Twelve Tables.
The Twelve Tables—traditionally dated 451–450 BCE—were completed and formally displayed in the Forum, making basic legal rules publicly accessible. Although not broadly egalitarian by modern standards, the code became a foundational reference point for Roman law and plebeian legal security.
Abuses by the second decemvirate helped provoke a renewed plebeian withdrawal and political crisis. The movement forced the decemvirs’ resignation and the restoration of regular magistracies, reinforcing that extraordinary commissions required accountability.
To prevent elite manipulation of the tribunate, the Lex Trebonia forbade tribunes from filling vacancies by co-option. It sought to keep the tribunate a genuinely plebeian-elected office rather than one shaped by patrician pressure.
The Lex Canuleia (445 BCE) restored conubium between patricians and plebeians, reversing the Twelve Tables’ ban on intermarriage. It weakened the legal boundary between orders and became a major social victory for the plebs.
In 445 BCE, amid demands to open the consulship, Rome adopted the office of “military tribunes with consular power” (tribuni militum consulari potestate). The arrangement temporarily sidestepped the consulship dispute while creating a pathway (at least in principle) for broader eligibility.
The Licinio-Sextian legislation (367 BCE) required that one of the two consuls could be plebeian and is linked to major constitutional reorganization, including the creation of the praetorship as part of the settlement. This marked a decisive shift toward plebeian access to the highest magistracy.
Lucius Sextius Lateranus served as consul for 366 BCE, traditionally regarded as the first plebeian to attain the consulship. The office-holding milestone demonstrated that the Licinio-Sextian settlement could translate into real political outcomes.
The Leges Genuciae (342 BCE) are traditionally associated with reforms including a requirement that at least one consul be plebeian, reinforcing plebeian access to top office amid broader concerns about debt and office-holding practices.
The Lex Ogulnia (300 BCE) expanded access for plebeians to key religious colleges (including pontiffs and augurs). Because Roman religion and politics were tightly linked, this reduced a major sphere of patrician monopoly.
Passed in 287 BCE under the dictator Quintus Hortensius, the Lex Hortensia made resolutions of the Plebeian Council (plebiscita) binding on all citizens without needing Senate approval. It is conventionally treated as the culminating legal settlement ending the Struggle of the Orders.
Struggle of the Orders and the Law of the Twelve Tables (494–287 BCE)
