Precedent
Principle

Stare decisis (/ ˈ s t ɛər r i d ɪ ˈ s aɪ s ɪ s, ˈ s t ɑː r eɪ /) is a legal principle by which judges are obligated to respect the precedent established by prior decisions. The words originate from the phrasing of the principle in the Latin maxim Stare decisis et non quieta movere: "to stand by decisions and not disturb the undisturbed". In a legal context, this means that courts should abide by precedent and not disturb settled matters. The principle can be divided into two components:

The second principle, regarding persuasive precedent, reflects the broad precedent guidance a court may draw upon in reaching all of its decisions.
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