United Provinces of the Río de la Plata (1810–1826)

1. Open cabildo convened in Buenos Aires

   May 22, 1810Labels: Buenos Aires, Viceroyalty of

   • Casa Rosada
   • MHN Argentina

2. Primera Junta established after May Revolution

   May 25, 1810Labels: Primera Junta, Baltasar Hidalgo

   • Britannica
   • Casa Rosada

3. Junta Grande formed with provincial deputies

   Dec 18, 1810Labels: Junta Grande, provincial deputies

   • Junta Grande

4. First Triumvirate replaces the Junta Grande

   Sep 23, 1811Labels: First Triumvirate, revolutionary leadership

   • Triumvirate
   • UPRP

5. Second Triumvirate takes power in Buenos Aires

   Oct 8, 1812Labels: Second Triumvirate, constituent assembly

   • UPRP

6. Assembly of the Year XIII convenes

   Jan 31, 1813Labels: Assembly of, Buenos Aires

   • Assembly XIII
   • Asamblea XIII

7. Supreme Directorship established; Posadas appointed

   Jan 31, 1814Labels: Supreme Director, Gervasio Posadas

   • UPRP
   • Founders Archives

8. Montevideo falls to revolutionary forces

   Jun 23, 1814Labels: Montevideo, royalist stronghold

   • Montevideo

9. Alvear resigns after the Fontezuelas mutiny

   Apr 15, 1815Labels: Carlos Mar, Mutiny of

   • Fontezuelas
   • Alvear

10. Congress of Tucumán declares independence

    Jul 9, 1816Labels: Congress of, Declaration of

    • Britannica
    • Tucum n

11. Congress of Tucumán relocates to Buenos Aires

    Jan 1, 1817Labels: Congress of, Buenos Aires

    • Britannica

12. Constitution of 1819 promulgated and rejected

    May 25, 1819Labels: Constitution of, provincial rejection

    • Const 1819

13. Battle of Cepeda ends the Supreme Directorship

    Feb 1, 1820Labels: Battle of, Federalist forces

    • Britannica
    • Cepeda 1820

14. Treaty of Pilar signed among key provinces

    Feb 23, 1820Labels: Treaty of, Buenos Aires-Santa

    • Pilar

15. Bernardino Rivadavia chosen as president

    Feb 8, 1826Labels: Bernardino Rivadavia, Presidency 1826

    • Casa Rosada
    • Britannica

16. Treaty with Chile signed but not ratified

    Nov 20, 1826Labels: Treaty with, diplomatic treaty

    • Chile treaty