Rubuta ci gaba ga wannan sakin layi - Hess ya gudu zuwa Switzerland na ɗan lokaci bayan murkushewar 1848 commune
Ka yi haƙuri. Har ila yau, zai tafi kasashen waje a lokacin yakin Franco-Prussian na 1870-71. A cikin shekarun 1850 Hess ya nutsar da kansa cikin nazarin kimiyyar halitta da kuma samun, a cikin hanyar da ta dace, tushen kimiyya don tunaninsa.