May 2, 2026Discover when and how Poland has bordered Russia, including historical territories and the current border with Kaliningrad Oblast.

Apr 23, 2026Explore when and how Western Ukraine was part of Poland during history, including the Polish-Lithuanian Commonwealth and interwar period.

Jan 27, 2026Explore Ukraine's historical connection to Poland and understand the regions involved from the 14th century to the late 18th century.