OUTPOST

[noun] [C] - a place, esp. a small group of buildings or a town, which maintains the authority or business interests of a distant government or companya police/military/colonial outpostThe Hong Kong office is one of several outposts recently established by the company.Berlin was a capitalist outpost in the middle of communist East Germany.(figurative) Free jazz has been described as the last outpost of (= the only and last existing example of) modernism.