A nation or country was a a large geopolitical area.
Among the many countries on Earth throughout its history were France, (PROSE: Sanctuary) Turkey, (PROSE: Eternity Weeps) Nigeria (PROSE: You Had Me at Verify User Name and Password) and Sri Lanka — known at least in the early 20th century as "Ceylon". (PROSE: The Scales of Injustice)
The Eurovision Song Contest was an annual competition held among the nations of Europe. Jack Harkness remembered when ABBA won the Eurovision Song Contest. (AUDIO: The Dead Line) The European Union was a coalition of mostly European nations during the late 20th and early 21st centuries. (AUDIO: The Longest Night)