Retorsion
ACT PERPETRATED BY ONE NATION UPON ANOTHER IN RETALIATION OR REPRISAL FOR A SIMILAR ACT PERPETRATED BY THE OTHER NATION
Retortion
Retorsion (from , from , influenced by Late Latin, 1585–95, torsi, a twisting, wringing it),The American Heritage Dictionary of the English Language, Fourth Edition, 2000 by Houghton Mifflin Company. a term used in international law, is an act perpetrated by one nation upon another in retaliation for a similar act perpetrated by the other nation.