The practical concerns of running a nation, especially seen as divorced from emotional beliefs about national identity.(noun)
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Use "nationism" in a sentence
"If we are to stop our haemorrage of votes in the north west of Wales, and keep hold of some sort of middle-ground unifying 'one nationism' that Plaid is now claiming, we need Huw Lewis to stay on the backbenches."
"Because your blessed leaders have played your xenophobia like a xylophone, your cheap flaghumping nationism like the banjo you play before the barndance at your family renuion, and you for total chumps."
"Have you noticed how parochial British nationism is, in it's current stage of development?"