collectively minimizing external light (during war), especially upwards directed (or reflected) light, to "hide" from enemy aircraft (in the case of an occupied country: the enemy of the occupying force)
large-scale power failure
short dysfunctioning of the brain (loss of consciousness or not being able to think well)
... with Supplement to Constitutional Law of Canada (2002-)
Humphrey, J.P., Human Rights and the United Nations: A Great Adventure (New York: Transnational Publishers, ...