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Emergency law/right (nødret, nødrett) is the equivalent of necessity in Denmark and Norway.[1] [2] It is considered related to but separate from self-defence.Common legal examples of necessity includes: breaking windows and other objects in order to escape a fire, commandeering a vehicle to serve as an emergency ambulance, ignoring traffic rules while rushing a dying patient to a hospital ...
In English law, the defence of necessity recognises that there may be situations of such overwhelming urgency that a person must be allowed to respond by breaking the law. There have been very few cases in which the defence of necessity has succeeded, and in general terms there are very few situations where such a defence could even be ...
Therefore, an obligation of customary international law or an obligation granted under a bilateral investment treaty may be suspended under the doctrine of necessity. It is "an exception from illegality and in certain cases even as an exception from responsibility." In order to invoke the doctrine of necessity: [5]
Public necessity is the use of private property by a public official for a public reason. The potential harm to society necessitates the destruction or use of private property for the greater good. The injured, private individual does not always recover for the damage caused by the necessity.
R v Dudley and Stephens (1884) 14 QBD 273, DC is a leading English criminal case which established a precedent throughout the common law world that necessity is not a defence to a charge of murder. The case concerned survival cannibalism following a shipwreck, and its purported justification on the basis of a custom of the sea. [3]
In logic and mathematics, necessity and sufficiency are terms used to describe a conditional or implicational relationship between two statements. For example, in the conditional statement : "If P then Q ", Q is necessary for P , because the truth of Q is guaranteed by the truth of P .
Opinio juris sive necessitatis ("an opinion of law or necessity") also simply opinio juris ("an opinion of law") is the belief that an action was carried out as a legal obligation. This is in contrast to an action resulting from cognitive reaction or behaviors habitual to an individual.
The court noted that necessity is a utilitarian defense, meaning that it applies where the harm caused by the defendant's actions outweighs the societal cost of inaction. For example, although it is illegal to escape from prison, the United States Supreme Court has ruled that the necessity defense applied to prisoners who escaped from a prison ...