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Battle of Yungay

When
20 January 1839
Where
Yungay, Peru
Part of
Battle of Yungay: Chile defeats the Peru–Bolivian Confederation

Chilean forces defeated the Confederation near Yungay, ending the war and dissolving the state.

On 20 January 1839, Bulnes marched to Yungay while Santa Cruz deployed along the Ancash River. The United Restoration Army, including Chileans and Peruvian dissidents, attacked the Confederation forces. The decisive victory forced Santa Cruz's resignation and the dissolution of the Confederation.

Sources

  1. Battle of Yungay Wikipedia, revision of 2026-09-01
  2. Andrés de Santa Cruz Wikipedia, revision of 2026-09-20

Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.