- baltic-review.com eastern-prussia-konigsberg/Königsberg is the capital of the former German province of East Prussia . As a result of WWII, neither Königsberg nor East Prussia exists anymore.
- familysearch.org en/wiki/Germany,_East_Prussia,_…This collection includes recorded sermons given at funerals of people who from or died in Königsberg, East Prussia between 1597 and 1794.
- tr-tr.facebook.com people/East-Prussia-and-…Protecting and Defending East Prussia.
- memoryofmotherland.wordpress.com 2014/01/15/…Königsberg, East Prussia. Soviet soldiers engage in house to house fighting with German forces in the outskirts of Königsberg.
- encyclopedia2.thefreedictionary.com Königsberg, …By decision of the Potsdam Conference of 1945, Königsberg and its adjacent territory (approximately one-third of what was formerly East Prussia)...
- sites.google.com riehl-partner-web.de/grsl-daten/…GRSL-East_Prussia-Königsberg. Königsberg (region) - Wikipedia. Creative Commons Attribution-ShareAlike 4.0 International License.
- en.nuremberg.media hronotop/20210407/144398/…Under the Potsdam Agreement of 1945, the northern part of East Prussia, including the city of Königsberg, was transferred to the Soviet Union.
- commons.wikimedia.org wiki/Category:KönigsbergEnglish: This category contains files and media relating to Königsberg, until 1945 the German capital of East Prussia.