Complex sentence: Church leaders did, however, firmly oppose the Nazi kirchenkampf (Church Struggle); and spoke out on issues like Nazi "euthanasia" (a program of murdering the handicapped); and provided spiritual inspiration to members of the German Resistance like Claus von Stauffenberg.
Split into simpler sentences: Church leaders did, however, firmly oppose the Nazi kirchenkampf (Church Struggle); and spoke out on issues like Nazi "euthanasia" (a program of murdering the handicapped). It also provided spiritual inspiration to members of the German Resistance like Claus von Stauffenberg.