self-determination

Short definition from Wiktionary

Noun

1. 1
   The ability or human right to make one's own decisions without interference from others
2. 2
   The political independence of a people
3. 3
   self-determination of peoples: the collective right to determine its own destiny in the international order, to choose its own political status and to determine its own form of economic, cultural and social development, the right to establish a state