
1) Type of War crime
Found on
https://www.crosswordclues.com/clue/death-march

a ride that is longer and harder than expected; also a three-hour tour (from theme song of Gilligan's Island.
Found on
http://bikecult.com/bikecultbook/glossary_english.html

A death march is a forced march of prisoners of war or other captives or deportees with the intent to kill, brutalize, weaken and/or demoralize as many of the captives as possible along the way. It is distinguished in this way from simple prisoner transport via foot march. Death marches usually feature harsh physical labor and abuse, neglect of pr...
Found on
http://en.wikipedia.org/wiki/Death_march
[project management] In project management, a death march is a project where the members feel it is destined to fail, or requires a stretch of unsustainable overwork. The general feel of the project reflects that of an actual death march because the members of the project are forced to continue the project by their superiors against their b...
Found on
http://en.wikipedia.org/wiki/Death_march_(project_management)

In 1945, as the end of the war seemed likely, the Nazis began to force surviving camp inmates from Poland to Germany on what became known as death marches. Thousands froze, starved or were shot on the way.
Found on
https://www.bl.uk/learning/histcitizen/voices/ref/gloss/glossary.html
No exact match found.