Whatever can be done will be done. B. Euthanasia is making more and more headlines. Recently, a doctor assisted a women in her own suicide. The woman had been diagnosed as having Alzheimer's disease. Today it means mercy killing.
Nothing is done actively to hasten death.
Patient is lucid and wishes for no further treatment. The plug is pulled or lethal injection is given. Withholding of food, antibiotics, life-support. It is done for so-called humanitarian reasons, economic, or for purifying the gene pool, or political reasons. Hitler used these reasons for genocide.