Geographical renaming

Geographical renaming
https://en.wikipedia.org/wiki/Geographical_renaming

List of city name changes
https://en.wikipedia.org/wiki/List_of_city_name_changes

List of cities and towns in East Prussia
https://en.wikipedia.org/wiki/List_of_cities_and_towns_in_East_Prussia

List of renamed cities and towns in Russia
https://en.wikipedia.org/wiki/List_of_renamed_cities_and_towns_in_Russia

Name Changes Since 1990: Countries, Cities, and More
http://www.mapping.com/changes.shtml