 Ramba uchinyora ndima iyi - Kutonga kwaWilhelm kwakashata kwakaguma nechivimbiso cheGermany chokutsigira zvechiuto kuAustria-Hungary mukati menhamo yaJuly 1914, chimwe chezvikonzero zvakananga zveHondo Yenyika I. Mutungamiri wehondo asina hanya, Wilhelm akasiya zvisarudzo zvose zvine chokuita nehurongwa uye sangano rehondo kuGermany Armys Great General Staff. Pakazosvika August 1916, kugoverwa kwesimba uku kwakaguma nehurumende yechiuto yechokwadi iyo yakatonga mitemo yenyika kwehondo yose. Pasinei zvapo nokubudirira kukunda Russia nokuwana zvikomborero zvinokosha zvenharaunda muEastern Europe, Germany yakamanikidzwa kurega kukunda kwayo kwose pashure pokukundwa kunokosha kwemauto ayo paWestern Front mukupera kwa 1918. Achirasikirwa nerutsigiro rwemauto enyika yake uye vazhinji vevanhu vake, Wilhelm akamanikidzwa kusiya chigaro panguva yeGerman Revolution ya1918-1919 iyo yakazopedzisira yashandura Germany kubva kuhumambo kuenda kuhurumende yezvematongerwo enyika yava kunzi Weimar Republic. Mambo akatorwa pachigaro akatizira kuNetherlands kwaakaramba ari panguva yaitongwa neNazi Germany muHondo Yenyika II, achibva afa muna 1941. 