Leaders | From Moscow with menaces

How to deter Vladimir Putin from invading Ukraine

The West, and Ukrainians, should raise the cost of Russian aggression

IN CHRISTMAS 1991 the Soviet Union ceased to exist. Mikhail Gorbachev, its last leader, said that, even if the future was uncertain, at least “we have…abandoned the practice of interfering in others’ internal affairs and using troops outside the country.”

This article appeared in the Leaders section of the print edition under the headline “How to deter Vladimir Putin”

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