 Nyora kupfuurira kweiyi ndima - Diderik Hegermann akaberekerwa kuAltona muSchleswig-Holstein. Maererano netsika dzemhuri, akasarudza basa rechiuto. Akava mudzidzi muna 1776 uye akashanda saSargeant kusvikira muna 1786. Akava Lieutenant muna 1786 muCorps of Cadets muCopenhagen. Muna 1790, akagadzwa kuva Kaputeni. Muna 1800, akasimudzirwa kuva Major uye akagadzwa kuva mutungamiriri paChikoro cheHondo muChristiania zvino yava Oslo. Muna 1808, akava Lieutenant Colonel uye kubva muna 1812 aive mutungamiri weOppland Infantry Regiment. Hegermann akashanda saColonel panguva yeSweden-Norwegian War 1814. Akatungamirira kuzvidzivirira paHondo yeLangnes. 