A person who believes in or advocates for decentralism; someone who supports distributing power to local and regional levels.
From decentralism plus the suffix -ist, creating a term for a person who holds this political belief. The suffix -ist indicates someone who practices or believes in a particular ideology.
Decentralists in medieval Europe were basically arguing that local lords should have more power than the king—it's an ancient idea dressed up in modern language. Every era reinvents decentralism when central governments get too distant and unresponsive!
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