retorsion

American  

[ri-tawr-shuhn] / rɪˈtɔr ʃən /

Or retortion

noun

International Law.

1. retaliation or reprisal by one state identical or similar to an act by an offending state, such as high tariffs or discriminating duties.

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retorsion British  

/ rɪˈtɔːʃən /

noun

1. rare retaliatory action taken by a state whose citizens have been mistreated by a foreign power by treating the subjects of that power similarly; reprisal

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Etymology

Origin of retorsion

1650–60; < Medieval Latin retorsiōn- (stem of retorsiō, variant of retortiō ); see retortion