▁members ▁of ▁all ▁elements ▁of ▁the ▁South ▁African ▁Def ence ▁Force ▁for ▁ten ▁years ▁of ▁exempl ary ▁service , ▁but ▁was ▁restricted ▁to ▁P erman ent ▁Force ▁personnel ▁from ▁ 1 9 9 3 . ▁ ▁The ▁South ▁African ▁military ▁The ▁Union ▁Def ence ▁Forces ▁( U DF ) ▁were ▁established ▁in ▁ 1 9 1 2 ▁and ▁renamed ▁the ▁South ▁African ▁Def ence ▁Force ▁( S AD F ) ▁in ▁ 1 9 5 8 . ▁On ▁ 2 7 ▁April ▁ 1 9 9 4 , ▁it ▁was ▁integrated ▁with ▁six ▁other ▁independent ▁forces ▁into ▁the ▁South ▁African ▁National ▁Def ence ▁Force ▁( S AN DF ). ▁ ▁Institution ▁The ▁Good ▁Service ▁Medal , ▁Bron ze ▁was ▁instit uted ▁by ▁the ▁State ▁President ▁in ▁ 1 9 7 5 ▁and , ▁until ▁ 1 9 9 3 , ▁was ▁named ▁the ▁South ▁African ▁Def ence ▁Force ▁Good ▁Service ▁Medal , ▁Bron ze . ▁The ▁medal ▁is ▁the ▁junior ▁of ▁a ▁set ▁of ▁three ▁military ▁med als ▁for ▁good ▁service , ▁along ▁with ▁the ▁Good ▁Service ▁Medal , ▁Gold ▁for ▁thirty ▁years ▁of ▁good ▁service ▁and ▁the ▁Good ▁Service ▁Medal , ▁Silver ▁for ▁twenty . ▁ ▁Award ▁criteria ▁The ▁medal ▁was ▁initially ▁awarded ▁to ▁P erman ent ▁Force , ▁Cit izen ▁Force ▁and ▁Comm ando ▁members ▁of ▁the ▁South ▁African ▁Def ence ▁Force ▁for ▁ten ▁years ▁of ▁good ▁service , ▁but ▁was ▁restricted ▁to ▁P erman ent ▁Force ▁personnel ▁from ▁ 1 9 9 3 ▁and ▁renamed . ▁ ▁Order ▁of ▁wear