Event

Union of Horodło

1413 · 15th century

The Union of Horodło was a set of acts signed at Horodło on the Bug on 2 October 1413 by King Władysław II Jagiełło and Grand Duke Vytautas. It renewed the union of Poland and Lithuania while keeping a separate Lithuanian grand duke. Forty-seven Catholic Lithuanian noble families were adopted into Polish heraldic clans, and Lithuania was reorganised into the voivodeships of Vilnius and Trakai.

Union of Horodło
Image: Poznaniak · CC BY-SA 3.0 · Wikimedia Commons

Mentioned in 1 profile

Grand Duchy of LithuaniaGovernance

Mentioned in 1 state history

Duchy of Trakai

See also

Cite this entry
APA
The Epoch Institute. (2026). Union of Horodło. In The Epoch Institute Encyclopedia. https://the-epoch-institute.org/encyclopedia/union-of-horodlo
MLA
“Union of Horodło.” The Epoch Institute Encyclopedia, The Epoch Institute, 2026, https://the-epoch-institute.org/encyclopedia/union-of-horodlo. Accessed .
Chicago
The Epoch Institute. “Union of Horodło.” The Epoch Institute Encyclopedia. 2026. https://the-epoch-institute.org/encyclopedia/union-of-horodlo.
Harvard
The Epoch Institute (2026) ‘Union of Horodło’, The Epoch Institute Encyclopedia. Available at: https://the-epoch-institute.org/encyclopedia/union-of-horodlo (Accessed: ).

Last reviewed October 2026Random entry ↻