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| Open Cabildo of Buenos Aires | |
|---|---|
| Name | Open Cabildo of Buenos Aires |
| Native name | Cabildo Abierto de Buenos Aires |
| Caption | Colonial Cabildo building, Plaza de Mayo, Buenos Aires |
| Formed | 1810 (notionally); practices date to Spanish colonial era |
| Jurisdiction | Viceroyalty of the Río de la Plata; City of Buenos Aires |
| Headquarters | Cabildo, Plaza de Mayo |
| Key people | Cornelio Saavedra; Martín de Álzaga; Santiago de Liniers; Juan José Castelli; Mariano Moreno |
Open Cabildo of Buenos Aires is a public municipal assembly rooted in Spanish colonial cabildo practice that played a decisive role in the May Revolution and the early independence process of the Río de la Plata, and survives as an occasional civic-political mechanism in Argentine public life. The institution brought together military officers, municipal officials, merchants and vecinos to deliberate urgent matters, linking figures such as Cornelio Saavedra, Martín de Álzaga, Santiago de Liniers and Manuel Belgrano with events including the British invasions of the Río de la Plata, the May Revolution and the Argentine War of Independence. Its form and authority evolved through interactions with the Viceroyalty of the Río de la Plata, the Spanish Constitution of 1812, and later Argentine institutions like the Cabildo of Buenos Aires and the Provinces of Argentina.
The open cabildo emerged from the Spanish colonial cabildo tradition that linked municipal elites such as regidors and alcades to colonial governors like the Viceroy of the Río de la Plata, under legal frameworks including the Laws of the Indies and practices shaped by crises like the Napoleonic invasion of Spain and the deposition of Ferdinand VII of Spain. During the late eighteenth and early nineteenth centuries the cabildo interacted with actors such as Viceroy Baltasar Hidalgo de Cisneros, Gabriel de Avilés, and local economic elites tied to trade with London and Lisbon, while military events like the Battle of Buenos Aires (1806) and Battle of Buenos Aires (1807) catalyzed broader civic participation. The institutional vacuum created by the Peninsular War and the formation of juntas provincials across Spanish America positioned the open cabildo as a forum where officials, military leaders, merchants and clergy such as Manuel Alberti negotiated succession and sovereignty.
Rooted in Iberian medieval municipal law and the colonial cabildo system, the open cabildo was an extraordinary assembly summoned outside regular council sessions to address emergencies, drawing participants from militia leaders like Santiago de Liniers and landowning families such as the Liniers family and the Laprida family. Under Spanish colonial jurisprudence the cabildo derived authority from the Royal Audience of Charcas and the Audiencia of Buenos Aires and was influenced by Spanish reformers like José de Gálvez and constitutional texts such as the Spanish Constitution of 1812 (Cádiz). Legal debates involved jurists and politicians like Juan Bautista Alberdi, Mariano Moreno, and Juan José Castelli over legitimacy claims tied to the absence of a monarch and concepts debated in texts by Juan Donoso Cortés and Miguel de Azcuénaga.
Open cabildos convened under procedures overseen by municipal officers including alcalde, regidor, procurador general and the Escribano, with participation from militia commanders such as Cornelio Saavedra, merchant guild representatives linked to houses like Baring Brothers and Bennett-era trading networks, and clergy from parishes like the Metropolitan Cathedral of Buenos Aires. Meetings typically began in the Cabildo building at Plaza de Mayo with protocols concerning quorum, voting and the drafting of actas signed by notables including Manuel Belgrano and Juan Larrea. Military detachments such as the Patricios Regiment and militias formed by vecinos guaranteed security, while debates referenced legal instruments like the Recopilación de Leyes de Indias and pamphlets circulating from intellectual centers like Salamanca and Buenos Aires University.
The May 1810 open cabildo remains the most consequential, where figures including Cornelio Saavedra, Manuel Belgrano, Mariano Moreno, Juan José Castelli and Juan Larrea debated the deposition of Viceroy Baltasar Hidalgo de Cisneros and the establishment of the Primera Junta. Earlier assemblies during the British invasions of the Río de la Plata saw leaders like Santiago de Liniers and Martín de Álzaga mobilize vecinos and military units such as the Granaderos a Caballo. Later nineteenth-century moments featured open cabildos amid conflicts like the Semana Trágica and the rise of political leaders such as Juan Manuel de Rosas, Bartolomé Mitre, Domingo Faustino Sarmiento and Hipólito Yrigoyen who used public meetings and cabildo-like gatherings for legitimation. During transitional episodes like the Revolución de Septiembre de 1930 and the Cordobazo-era mobilizations, local elites summoned public assemblies invoking cabildo precedent.
Open cabildos functioned as arenas where military leaders such as Cornelio Saavedra and intellectuals like Mariano Moreno negotiated sovereignty, influencing the formation of institutions including the Primera Junta, the Second Triumvirate, and the Congress of Tucumán. The assemblies integrated social groups from commercial elites tied to ports like Buenos Aires Port and landed criollo families to urban artisans and religious communities, affecting policies related to emancipation debated alongside leaders like Bernardino Rivadavia and José de San Martín. Open cabildos shaped public legitimacy for acts such as the proclamation of juntas and mobilizations during campaigns like the Liberation of Chile and the Campaign to Upper Peru.
Critics argued that open cabildos sometimes masked elite bargaining, with prominent families and military corps such as the Patricios Regiment exerting disproportionate influence, as seen in disputes involving Martín de Álzaga and accusations levelled by rivals like Santiago de Liniers. Legal scholars including Juan Bautista Alberdi and political actors like Juan Manuel de Rosas contested the constitutional standing of extra-ordinary popular assemblies vis-à-vis representative bodies like provincial legislatures and the Argentine Congress. Debates over whether open cabildos represented popular sovereignty or oligarchic interests recurred in conflicts such as the Unitarian–Federalist conflicts and during periods of electoral reform championed by leaders like Humberto Ibarra and Hipólito Yrigoyen.
The open cabildo left a durable imprint on Argentine political culture, influencing municipal practices in Buenos Aires and other provinces, echoing in institutions like provincial cabildos and commemorations in sites such as the Cabildo of Buenos Aires museum and the Plaza de Mayo ceremonies involving actors like CGT and civil society organizations. Contemporary invocations by political coalitions and social movements reference historical figures such as Manuel Belgrano and Mariano Moreno while legal scholars compare the mechanism to deliberative tools used in other republican traditions exemplified by the Cortes of Cádiz and modern town meetings in places like New England. The historiography of the open cabildo engages historians including Bartolomé Mitre and Vicente Quesada and continues to inform debates about legitimacy, participation and the symbolic foundations of Argentine statehood.
Category:Political history of Argentina Category:Buenos Aires