Any of the countries that use the pound sterling as currency, or peg their own currencies to it.

an area of land that has not been surveyed / Synonym of uncharted water (an unknown situation)

plural of uncharted territory

The varying provision of social services in different areas based on how much they are needed in each area.

plural of unorganized territory

(US, geography) An unincorporated area within a county, as defined by the U.S. Census Bureau, that is not included in any legally established minor civil division or independent incorporated place.

A large stretch of land purchased from France by the USA, comprising a large portion of the modern-day United States.

a group of islands administered by Russia, claimed by Japan.

Synonym of Nunavut

A federal territory in south-eastern Australia in which the country's capital, Canberra, is located.