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Peru

1821 – present
Sovereign stateSouth America

Heart of the old Viceroyalty, where the wars of independence were finally won at Junin and Ayacucho.

Endures as the Republic of Peru; lost Tarapaca to Chile in the War of the Pacific but recovered Tacna in 1929.

Borders in 2026 · drawn from 5 sourced border frames
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Borders over time

The atlas holds 5 border frames for Peru — the shape you scrub through changes in 1821 · 1836 · 1840 · 1883 · 1929.

Moments from the Chronicle

Further reading

Sources