Death with Dignity

As a health care provider, we are focused on helping patients. However, with some chronic and terminal patients, they are choosing they do not want help. Watch the following examples:
https://www.cbsnews.com/news/do-not-resuscitate-dnr-tattoo-leaves-doctors-debating-whether-to-save-his-life/ (Links to an external site.)Links to an external site.
http://www.cnn.com/videos/bestoftv/2014/10/07/bts-brooke-brittany-maynard-terminally-ill-oregon-suicide.cnn/video/playlists/right-to-die/ (Links to an external site.)Links to an external site.
What is “death with dignity”? How does this change the focus of palliative or end of life care? How has society changed its views on this over the years?