- On 24 January 1945, the 3rd Belorussian Front led by General Chernyakhovsky, surrounded the capital city of East Prussia, Königsberg.
- Under the Potsdam Agreement of 1945, the northern part of East Prussia, including the city of Königsberg, was transferred to the Soviet Union.
- By then, the decision to annihilate East Prussia and grant Königsberg to the Soviet Union had already been taken, so the reason for its destruction remains a mystery.
- This article describes multiple collections. The collection "Germany, Prussia, East Prussia, Königsberg, Funeral Sermons...
- Postcard saying "Greetings from Koenigsberg in Prussia / The old city market." ... Königsberg city (East Prussia) center before war.
- RMB3ECE2–geography / travel, Russia, Kaliningrad, (Königsberg in East Prussia), university Albertina, exterior view, engraving, 1890
- The need to control the Baltic coastline would bring the Soviet Union into the heart of East Prussia — and towards the fortress city of Königsberg.
- Königsberg in East Prussia was leveled by Allied bombing in WWII and was then annexed to Soviet Union which expelled its German inhabitants.
- Königsberg Ostpreußen (East Prussia) Colored 1928. 3:02. Königsberg Ostpreußen (East Prussia) Colored 1928.