Claim: Bartians, together with the Warmians only, were conquered by the Teutonic nights from 1238 to 1240 and the knights in Barta built major castles in two different towns.
Evidence: The Bartians, together with the Warmians and the Natangians, were conquered by the Teutonic Knights 1238-1240. In Barta the Knights built major castles in Bartenstein and Rößel. Bartoszyce (pronounced Barto-shitse [bartɔˈʂɨt͡sɛ (listen), German: Bartenstein, [ˈbaʁtn̩ʃtaɪn (listen); Lithuanian: Barštynas) is a town on the Łyna River in northeastern Poland, with 23,482 inhabitants (as of 2019). Reszel [ˈrɛʂɛl (listen) (German: Rößel; Prussian: Resel or Resl) is a town in the Warmian-Masurian Voivodeship, in northeastern Poland.