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Russia began its military invasion of Ukraine on Feb. 24, 2022 but, with the war dragging on for a year and a half with no end in sight, some security experts are calling on the West to wise up.

"Desperate to prevail, Russia has dangled the threat of nuclear retaliation against any western-supported escalation," writes Michael Miklaucic this week in the Financial Times. A senior fellow at the Institute for National Strategic Studies at National Defense University in Washington, he suggests the West should not be so easily duped. Rather, it urgently needs to brush up on its own "grey zone" techniques – otherwise known as the dark art of subversion. 

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Source Fool.com