In 1820 the German physician, Dr. Siegert to leave his homeland to fight in Venezuela against the Spanish occupiers. He was sent as a military doctor to Angostura (now Ciudad Bolivar), where there was enough to relieve suffering.
Mwaka 1820 daktari wa Ujerumani, Dr Siegert kuondoka nchi yake kupambana katika Venezuela dhidi ya occupiers Kihispania. Alitumwa kama daktari wa kijeshi Angostura (sasa Ciudad Bolivar), ambapo kulikuwa kutosha kuweza kukabiliana na mateso.