: History ▁of ▁Boliv ia ▁Category : Ind igen ous ▁military ▁personnel ▁of ▁the ▁Amer icas ▁Category : Res istance ▁to ▁colonial ism ▁Category : Pe ople ▁executed ▁by ▁Spain ▁by ▁h anging ▁Category : Pe ople ▁executed ▁for ▁tre ason ▁against ▁Spain ▁Category : R eb ell ions ▁in ▁South ▁America ▁Category : W omen ▁in ▁war ▁in ▁South ▁America ▁Category : W omen ▁in ▁ 1 8 th - century ▁war fare <0x0A> </s> ▁Hermann ▁G ans wind t ▁( J une ▁ 1 2 , ▁ 1 8 5 6 , ▁Vo igt sh of ▁bei ▁Se eb urg , ▁East ▁Pr uss ia ▁– ▁October ▁ 2 5 , ▁ 1 9 3 4 , ▁Berlin , ▁Germany ) ▁was ▁a ▁German ▁invent or ▁and ▁space fl ight ▁scient ist , ▁whose ▁invent ions ▁( such ▁as ▁the ▁dirig ible , ▁the ▁hel ic opter , ▁and ▁the ▁internal ▁comb ust ion ▁engine ) ▁are ▁thought ▁to ▁have ▁been ▁ahead ▁of ▁his ▁time . ▁ ▁He ▁was ▁born ▁in ▁Vo igt sh of ▁near ▁Se eb urg , ▁East ▁Pr uss ia . ▁During ▁his ▁youth , ▁he ▁showed ▁an ▁interest ▁in ▁technology . ▁As ▁a ▁student ▁he ▁developed ▁a ▁fre ew heel ▁for ▁b icy cles , ▁which ▁he ▁later ▁produced ▁in ▁Berlin - Sch ö ne berg . ▁Following ▁a ▁suggestion ▁by ▁his ▁parents ▁he ▁attended ▁law ▁school ▁at ▁the ▁univers ities ▁of ▁Zur ich ▁and ▁Leipzig . ▁After ▁completion ▁of ▁his ▁military ▁service ▁he ▁en rolled