Douglas Harper's Etymology Dictionary
localist
1680s, from local (adj.) + -ist. Related: Localistic.
Wiktionary
localist
a. Interested in, or concentrating on local events or matters; parochial or provincial n. A person with such an attitude or interest
Usage examples of "localist".
We maintain, however, that today this localist position, although we admire and respect the spirit of some of its proponents, is both false and damaging.