Proof: Go look up the wikipedia entry on "Nation". It opens with these words: A nation is a group of people who share culture, ethnicity and language. The development and conceptualisation of a nation is related to the development of modern industrial states and nationalist movements in Europe in the eighteenth and nineteenth centuries, although nationalists would trace nations into the past along uninterrupted lines of historical narrative. Though the idea of nationality and race are often connected, the two are separate concepts, race dealing more with genotypic and phenotypic similarity and clustering, and nationality with the sense of belonging to a culture.
Saudi Arabian king cuts France trip short after beach controversy (Reuters)
from the article: The curse of Ezra