https://en.wikipedia.org/wiki/List_of_former_sovereign_states
https://en.wikipedia.org/wiki/Land_of_Punt
https://en.wikipedia.org/wiki/Babylonia
https://en.wikipedia.org/wiki/Assyria
https://en.wikipedia.org/wiki/Ancient_Carthage
https://en.wikipedia.org/wiki/Federal_Republic_of_Central_America
https://en.wikipedia.org/wiki/Republic_of_Texas
https://en.wikipedia.org/wiki/Prussia
https://en.wikipedia.org/wiki/Soviet_Union
https://en.wikipedia.org/wiki/Tibet
https://en.wikipedia.org/wiki/Yugoslavia