an cial ▁software ▁companies <0x0A> </s> ▁Arch du ke ▁Karl ▁Al bre cht ▁of ▁Austria - T esch en ▁( Kar l ▁Al bre cht ▁Nikol aus ▁Leo ▁Gr at ian us ▁von ▁Österreich , ▁later ▁Karl ▁Al bre cht ▁H abs burg - L oth r ingen , ▁since ▁ 1 9 1 9 ▁– ▁Kar ol ▁Ol bra cht ▁H abs burg - L ot ary ński ; ▁( P ula , ▁ 1 8 ▁December ▁ 1 8 8 8 ▁– ▁Ö ster vik , ▁near ▁Stockholm , ▁ 1 7 ▁March ▁ 1 9 5 1 ). ▁ ▁Early ▁life ▁and ▁career ▁ ▁He ▁was ▁an ▁Aust rian ▁arch du ke , ▁the ▁oldest ▁son ▁of ▁Arch du ke ▁Charles ▁Stephen ▁and ▁Arch du ch ess ▁Maria ▁Th eres ia , ▁Princess ▁of ▁T usc any . ▁ ▁He ▁was ▁a ▁land owner ▁in ▁Ż yw iec , ▁a ▁colon el ▁of ▁art illery ▁in ▁both ▁the ▁Imperial ▁Aust ro - H ung arian ▁Army ▁( c aval ry ) ▁and ▁the ▁Polish ▁Army , ▁and ▁the ▁ 1 , 1 7 5 th ▁kn ight ▁of ▁the ▁Order ▁of ▁the ▁Golden ▁Fle e ce ▁in ▁ 1 9 1 0 , ▁etc . ▁ ▁In ▁ 1 9 1 8 ▁and ▁again ▁in ▁ 1 9 3 9 ▁he ▁became ▁a ▁volunte er ▁in ▁the ▁Polish ▁army . ▁He ▁fought ▁in ▁the ▁Polish – S ov iet ▁War . ▁In ▁ 1 9 2 0 , ▁he ▁commanded