What does "intervention" mean?

Intervention: Any interference that may affect the interests of others; especially, of one or more states with the affairs of another; mediation. Let us decide our quarrels at home, without the intervention, of any foreign power. Sir W. Temple.

Additional senses

  1. 2.(Civil Law) The act by which a third person, to protect his own interest, interposes and becomes a party to a suit pending between other parties.

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