Answer:
nullification
1 : the act of nullifying : the state of being nullified. 2 : the action of a state impeding or attempting to prevent the operation and enforcement within its territory of a law of the U.S. 3 : jury nullification
nullify:
1. to render or declare legally void or inoperative:
to nullify a contract.
2. to deprive (something) of value or effectiveness; make futile or of no consequence.
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