, ▁and ▁placed ▁the ▁well - known ▁Polish ▁film maker ▁of ▁Jewish ▁descent ▁Aleks ander ▁Ford ▁in ▁charge . ▁The ▁Film ▁Polski ▁output ▁was ▁limited ; ▁only ▁th ir teen ▁features ▁were ▁released ▁between ▁ 1 9 4 7 ▁and ▁its ▁dissol ution ▁in ▁ 1 9 5 2 , ▁concentr ating ▁on ▁Polish ▁suffering ▁at ▁the ▁hands ▁of ▁the ▁Naz is ▁during ▁World ▁War ▁II ▁for ▁propag anda ▁purposes . ▁In ▁ 1 9 4 7 , ▁Ford ' s ▁contribution ▁to ▁film ▁was ▁cru cial ▁in ▁establish ing ▁the ▁new ▁National ▁Film ▁School ▁in ▁Ł ód ź , ▁where ▁he ▁taught ▁for ▁ 2 0 ▁years . ▁The ▁first ▁film ▁produced ▁in ▁Poland ▁following ▁the ▁war ▁was ▁For b idden ▁Songs ▁( 1 9 4 6 ), ▁which ▁was ▁seen ▁by ▁ 1 0 . 8 ▁million ▁people ▁in ▁its ▁initial ▁the atr ical ▁screen ing , ▁almost ▁half ▁of ▁the ▁population ▁at ▁the ▁time . ▁Ford ' s ▁biggest ▁success ▁was ▁Kn ights ▁of ▁the ▁Te ut onic ▁Order ▁from ▁ 1 9 6 0 , ▁one ▁of ▁the ▁most ▁celebrated ▁and ▁attended ▁Polish ▁films ▁in ▁history . ▁ ▁The ▁change ▁in ▁political ▁climate ▁in ▁the ▁ 1 9 5 0 s ▁gave ▁rise ▁to ▁the ▁Polish ▁Film ▁School ▁movement , ▁a ▁training ▁ground ▁for ▁some ▁of ▁the ▁icons ▁of ▁the ▁world ▁cinemat ography . ▁It ▁was ▁then ▁that ▁independent ▁Polish ▁film m akers ▁such ▁as ▁And r zej ▁W aj da , ▁Roman ▁Pol ans ki , ▁Woj cie