9 4 4 , ▁and ▁spent ▁four ▁weeks ▁walking ▁to ▁Burg und y , ▁France . ▁However , ▁on ▁arrival , ▁he ▁was ▁imprison ed ▁for ▁v ag ran cy ▁by ▁French ▁police . ▁Later ▁he ▁joined ▁the ▁French ▁Res istance , ▁under ▁the ▁code ▁name ▁Le ▁Je une ▁Rus se , ▁but ▁was ▁machine - g unn ed ▁down ▁and ▁sever ely ▁wounded ▁by ▁Germ ans . ▁He ▁was ▁res cu ed ▁and ▁hidden ▁in ▁safety ▁by ▁a ▁French ▁family ▁( J C ▁et ▁M F ▁de ▁Mont alem bert ) ▁until ▁the ▁arrival ▁of ▁the ▁Al lied ▁Forces . ▁Sach al ▁received ▁the ▁Cro ix ▁de ▁Guerre ▁for ▁his ▁bra very . ▁ ▁When ▁the ▁war ▁ended , ▁Sach al ▁moved ▁to ▁Paris , ▁and ▁studied ▁at ▁Ac adémie ▁Julian ▁and ▁Ac adémie ▁de ▁la ▁Grande ▁Cha um ière ▁for ▁three ▁years ▁while ▁recover ing ▁from ▁his ▁w ounds . ▁In ▁ 1 9 4 7 ▁he ▁went ▁to ▁Argentina , ▁but ▁after ▁two ▁years , ▁he ▁returned ▁to ▁Paris ▁and ▁res umed ▁his ▁studies . ▁ ▁Career ▁ ▁In ▁ 1 9 5 5 , ▁he ▁moved ▁to ▁northern ▁California , ▁where ▁he ▁worked ▁as ▁a ▁commercial ▁artist . ▁The ▁San ▁Francisco ▁Chron icle ▁called ▁him ▁" The ▁Michel ang elo ▁of ▁Highway ▁ 1 0 1 ", ▁in ▁reference ▁to ▁the ▁advert is ements ▁which ▁he ▁hand - p aint ed ▁on ▁large ▁road side ▁bill boards . ▁ ▁In ▁ 1 9 6 0 , ▁he ▁returned ▁to