Battle of Berlin
End of World War II in Europe - Wikipedia
https://en.wikipedia.org/wiki/The_end_of_World_War_II_in_EuropeArmy Group Centre - Wikipedia
https://en.wikipedia.org/wiki/Army_Group_CentreCzechoslovakia - Wikipedia
https://en.wikipedia.org/wiki/CzechoslovakiaPrague offensive - Wikipedia
https://en.wikipedia.org/wiki/Prague_Offensive