Puerto Rico (/ˌpɔrtə ˈriːkoʊ/ or /ˌpwɛərtə ˈriːkoʊ/, Spanish pronunciation: [pʷeɾto ˈriko]), officially the Commonwealth of Puerto Rico (Spanish: Estado Libre Asociado de Puerto Rico), is an unincorporated territory of the United States, located in the northeastern Caribbean, east of the Dominican Republic and west of both the United States Virgin Islands and the British Virgin Islands.
More information on the Wikipedia page [1]