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Tadeusz Kościuszko

A military engineer and general of the Polish-Lithuanian Commonwealth. He fought in the American Revolution and led the uprising of 1794 against foreign intervention and the partition of his country.

1746 – 1817General / EngineerKościuszko
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Biography

Life of Tadeusz Kościuszko

Engineering and independence

Educated in Warsaw and Paris, he travelled to America and contributed to Saratoga’s defences and the West Point fortifications during the War of Independence.

References: Museo Lázaro Galdiano · Tadeo Kosciusko · Museo de Historia de Polonia · Familia Kościuszko · National Park Service · Thaddeus Kosciuszko

The uprising of 1794

Back in Europe, he led the uprising of 1794. After defeat and imprisonment, he lived in exile and died in Switzerland in 1817.

References: Museo Lázaro Galdiano · Tadeo Kosciusko · Museo de Historia de Polonia · Familia Kościuszko · National Park Service · Thaddeus Kosciuszko

This complete profile is available in English. Bibliographic titles retain their original language. Links marked ES open the Spanish edition.

Historical profile

Key details

Birth: 1746 Documented

Death: 1817 Documented

Role: General / Engineer

Other recorded names: Tadeo Kościuszko · Thaddeus Kosciuszko · Andrzej Tadeusz Bonawentura Kościuszko · Tadeusz Kościuszko

Dynasty: Kościuszko

Territories: Poland (ES) · Lithuania (ES)

Family network

Recorded relationships

No direct relationships are recorded for this person.

Documentation

Sources for this profile

Biographical and contextual references in their original language. Sources and methodology.

Evidence for this profile

2 recorded claims · 0 without a claim-specific source. Context references do not by themselves verify every fact.

Dates (2/2 with a precise source)
Biographical and contextual references (3)
Editorial history
  • 2026-10-12 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
  • 2026-10-08 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
  • 2026-10-04 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
  • 2026-10-04 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
  • 2026-10-03 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.
  • 2026-09-30 · The duchy is limited to Dijon and Autun; each other fief now enters the map only under its dated ruler. John III of Namur and the Nevers/Rethel branch were added. The previous shape combined later counties and unrelated lands as if all belonged to the duchy from 1363.
  • 2026-09-28 · Claim registry added; existing historical data kept. Specific sourcing remains to be reviewed.

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