Instead she worked as an apprentice in a tailor's shop, eventually passing the master's examination in 1935.

[1] In 1927, she married Julius Leber (taking his surname) and became a member of the Social Democratic Party of Germany (SPD).

Julius Leber, a prominent member of the German resistance to Nazism, was imprisoned in 1933 and spent several years in various prisons and concentration camps.

Annedore Leber moved with her children to Berlin and after her master's examination ran a tailor's shop while she tried to secure her husband's release.

She also edited texts written by her husband and published a book of short biographies about resistance members.