Sept 6 (Reuters) - Global credit rating agency Fitch Ratings downgraded Hong Kong’s long-term foreign currency issuer default rating to “AA” from “AA+” after months of unrest and protests in the region.

Hong Kong’s rating outlook is negative, Fitch Ratings said on Friday.

Increasingly violent protests have roiled the Asian financial hub as thousands chafe at a perceived erosion of freedoms and autonomy under Chinese rule. (Reporting by Kanishka Singh in Bengaluru, Editing by Sherry Jacob-Phillips)