Deleted county points in California in favor of automatically generated centroids; replaced place=county w/ border_type=county on boundaries; removed date suffixes from names; Mare Is. was a gore, not a county; loosened start/end date based on note
OpenHistoricalMap is an interactive map of the world throughout history, created by people like you and dedicated to the public domain.
You are either using a browser that does not support JavaScript, or you have disabled JavaScript.
OpenHistoricalMap uses JavaScript for its slippy map.
