Hitler's expansionist aims and genocidal policies against Jews and others had brought the country to catastrophe.
Four million Germans were dead and 10 million will be expelled as refugees.
There was widespread fear of starvation and outbreak of disease among its inhabitants, many of whom were living in cellars or in the open, their homes having been destroyed.
7 million men were missing or prisoners of war.
Four zones of occupation initially focused on demilitarisation and de-Nazification.
An economic recovery from the war was slow, the three western zones increasingly merged to facilitate development, while the Soviet one increasingly became communist.