Olsztyn District[a] was a district within the Duchy of Wieluń. Its capital was Olsztyn. It was formed around 1378 from Wieluń Land and existed until 1391 when duchy was conquered by Kingdom of Poland.[1] The city serves as a trade centre, with major rail and road connections, for the lake district. The Museum of Warmia and Mazury and a university are located in Olsztyn.

Olsztyn District
Okręg olsztyński (Polish)
District of Duchy of Wieluń
CapitalOlsztyn
History 
• Established
14 November 1378
• Conquest of Duchy of Wieluń by Kingdom of Poland
1391
Contained within
 • Country Duchy of Wieluń
Preceded by
Succeeded by
Wieluń Land
Kingdom of Poland

Notes

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  1. ^ Polish: Okręg olsztyński

References

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  1. ^ "Podziały administracyjne i urzędnicy (XIII-XVIII w.)". historiawielunia.uni.lodz.pl.