subsidiarity
noun /səbˌsɪdiˈærəti/, /ˌsʌbsɪdiˈærəti/
/səbˌsɪdiˈærəti/, /ˌsʌbsɪdiˈærəti/
[uncountable]- the principle that a central authority should not be very powerful, and should only control things which cannot be controlled by local organizations