Historedia
Person

Juan Manuel de Rosas

Events
6
Episodes
9
Years
1828–1852

Every event in Historedia whose sources name Juan Manuel de Rosas, with the role they cite and all of that event’s episodes. This is not a biography, and mentions are grouped by name, so two people with the same name can share this page.

Events and episodes

  1. Founding of Bahía Blanca

    1828

    Role: Ordering Authority

    1. 11 April 1828 · Blanca BayEstablishment of Fortaleza Protectora Argentina

      Colonel Ramón Estomba founded the fortress on April 11, 1828, on orders from Juan Manuel de Rosas to secure the southern frontier.

  2. Juan Manuel de Rosas becomes Caudillo of Argentina

    1835

    Role: Ruler of Buenos Aires Province, reelected governor on 7 March 1835

    1. 1835 · Buenos AiresRosas Appointed Governor

      Following social unrest and the murder of Facundo Quiroga, the legislature appointed Rosas governor with the sum of public power.

    2. 7 March 1835 · Buenos AiresRosas Reelected Governor with Sum of Public Power

      On 7 March 1835 the House of Representatives yielded, reelecting Rosas governor and investing him with the suma del poder público.

  3. Uruguayan Civil War: Argentina backs Oribe and the siege of Montevideo begins

    1843

    Role: Argentine politician who supported Oribe

    1. 1843 · MontevideoEstablishment of Rival Governments

      Two rival governments were established during the siege: the Gobierno de la Defensa in Montevideo and the Gobierno del Cerrito.

    2. 16 February 1843 · MontevideoBeginning of the Siege

      Oribe's army crossed the Uruguay River and began the siege of Montevideo in February 1843 following the Battle of Arroyo Grande.

  4. Anglo-French blockade of the Río de la Plata is formally declared

    1845

    Role: Leader of the Argentine government resisting the blockade

    1. 18 September 1845 · Buenos AiresFormal Declaration of the Blockade

      The Anglo-French blockade was formally declared on 18 September 1845, closing Buenos Aires to maritime commerce.

  5. Battle of Vuelta de Obligado on the Paraná River

    1845–1846

    Role: Governor of Buenos Aires

    1. 20 November 1845 · Paraná River bendBattle of Vuelta de Obligado

      Argentine forces under Mansilla defended the Paraná River against an Anglo-French squadron, suffering a narrow defeat but damaging enemy ships.

    2. 1846 · South AmericaDiplomatic Reaction in South America

      The battle generated political support for Argentina, prompting Bolivia to protest the Anglo-French intervention.

  6. Battle of Caseros: Urquiza defeats Rosas

    1852

    Role: Commander of the Argentine Confederation forces

    1. 3 February 1852 · Battlefield near El Palomar, between the present-day Caseros and Palomar railway stationsBattle of Caseros

      On 3 February 1852, Urquiza's coalition army defeated Rosas's Confederation forces near El Palomar, between the Caseros and Palomar railway stations.

Sources

  1. Bahía Blanca Wikipedia, revision of 2026-09-30
  2. Juan Manuel de Rosas Wikipedia, revision of 2026-08-17
  3. Manuel Oribe Wikipedia, revision of 2026-04-04
  4. Anglo-French blockade of the Río de la Plata Wikipedia, revision of 2026-09-13
  5. Battle of Vuelta de Obligado Wikipedia, revision of 2026-08-22
  6. Battle of Caseros Wikipedia, revision of 2026-09-08