▁government ' s ▁unf air ▁actions ▁ ▁and ▁also ▁to ▁make ▁his ▁fell ows ▁Indones ians ▁aware ▁of ▁the ▁current ▁state . ▁Sub scri bers ▁of ▁the ▁magazine ▁included ▁the ▁offices ▁of ▁the ▁Prime ▁Minister ▁of ▁the ▁Netherlands , ▁the ▁Dutch ▁Ministry ▁of ▁Col on ies , ▁and ▁the ▁Governor - General ▁of ▁the ▁Dutch ▁East ▁Ind ies . ▁ ▁Japanese ▁occupation ▁ ▁After ▁the ▁Dutch ▁surrender ed ▁the ▁Dutch ▁East ▁Ind ies ▁to ▁the ▁Japanese , ▁on ▁ 2 0 ▁March ▁ 1 9 4 2 ▁the ▁Japanese ▁authorities ▁prohib ited ▁any ▁kind ▁of ▁political ▁activity . ▁Because ▁all ▁political ▁organizations ▁were ▁dis band ed , ▁Rat ul ang i ▁participated ▁in ▁the ▁relief ▁effort ▁of ▁the ▁families ▁of ▁Dutch ▁Col onial ▁army ▁( K N IL ▁or ▁Kon ink lijk ▁Neder lands ▁Ind isch ▁Leg er ) ▁soldiers . ▁In ▁ 1 9 4 3 , ▁Rat ul ang i ▁was ▁assigned ▁as ▁advis er ▁to ▁the ▁occup ying ▁military ▁government . ▁In ▁ 1 9 4 4 , ▁he ▁was ▁transferred ▁to ▁advise ▁the ▁military ▁government ▁in ▁Mak ass ar ▁in ▁South ▁Sul aw esi , ▁which ▁was ▁part ▁of ▁the ▁eastern ▁territory ▁that ▁was ▁controlled ▁by ▁the ▁Japanese ▁Navy . ▁In ▁June ▁ 1 9 4 5 , ▁Rat ul ang i ▁established ▁an ▁organization ▁called ▁Source ▁of ▁People ' s ▁Blood ▁( SU D AR A ▁or ▁S umber ▁Dar ah ▁Rak y at ). ▁The ▁naming ▁is ▁very ▁close ▁to ▁the ▁Indones ian ▁word ▁" sa ud