An enclave is an area within a country or a city where people live who have a different nationality or culture from the people living in the surrounding country or city. Nagorno-Karabakh is an Armenian enclave inside Azerbaijan. a small area that is within a larger area where people of a different kind or nationality live (enclaver )
An area that is for practical purposes an enclave, but does not meet the strict definition: an area that is not completely surrounded by another, but can only in practice be reached by passing through another area. For instance, a region of a country that is not connected by road to the main part of the country without passing through another country
Region, central Africa. It was located north of Lake Albert on the west bank of the Upper Nile River, in what is now northern Uganda and southeastern Sudan. It was first explored by Europeans in 1841-42 and became a station for ivory and slave traders. Britain claimed the Upper Nile region in 1894 and leased to Leopold II of Belgium the area known as the Lado Enclave. It was incorporated into the Anglo-Egyptian Sudan in 1910