territory
/ˈterəˌtori/ /Brit ˈtɛrətri/
noun
plural -ries
an area of land that belongs to or is controlled by a government [noncount]
[count] :one of the parts of the United States that is not a state
[count] :any one of the large parts that some countries are divided into
an area that an animal or group of animals uses and defends [count]
[noncount] :an area of land or water
[count] :an area that someone is responsible for when doing a job
[count] sports :the area on a playing field (such as a football field) that is defended by a particular team
come/go with the territory
to be a natural part of a particular situation, position, or area of work