1 9 2 1 ), ▁organ ised ▁a ▁public ▁library , ▁reading ▁and ▁sports ▁clubs ▁and ▁a ▁cultural - art istic ▁group . ▁He ▁established ▁a ▁secret ▁K P J ▁cell ▁in ▁K amen ica ▁in ▁ 1 9 3 9 , ▁the ▁first ▁commun ist ▁organisation ▁in ▁the ▁area . ▁His ▁ide ological ▁conv ict ions ▁earned ▁him ▁a ▁following ▁among ▁the ▁village ▁youth , ▁including ▁Mar ija ' s ▁brother ▁Du š an . ▁The ▁authorities ▁soon ▁became ▁aware ▁of ▁Sto j ni ć ' s ▁activities , ▁and ▁he ▁was ▁removed ▁from ▁K amen ica ▁in ▁February ▁ 1 9 4 0 . ▁ ▁World ▁War ▁II ▁On ▁ 6   A pril ▁ 1 9 4 1 ▁Y ug oslav ia ▁was ▁inv aded ▁from ▁all ▁sides ▁by ▁the ▁A xis ▁powers , ▁led ▁by ▁Naz i ▁Germany . ▁The ▁Royal ▁Y ug oslav ▁Army ▁( ▁or ▁V K J ) ▁capit ulated ▁on ▁ 1 7   A pril , ▁and ▁the ▁Germ ans , ▁It ali ans ▁and ▁Hung ari ans ▁dis member ed ▁the ▁country . ▁A ▁fasc ist ▁pu ppet ▁state , ▁the ▁Independent ▁State ▁of ▁Cro atia ▁( ▁or ▁N D H , ▁including ▁almost ▁all ▁of ▁modern - day ▁Cro atia , ▁all ▁of ▁modern - day ▁Bos nia - Her z egov ina ▁and ▁parts ▁of ▁modern - day ▁Ser bia ) ▁was ▁proc laimed ▁on ▁ 1 0   A pril . ▁The ▁N D H ▁was ▁an ▁" Ital ian