In its hybrid war against countries near and far, Russia has fought its share of losing battles. The country's interference in the 2016 U.S. presidential election, for example, prompted Congress to redouble its sanctions against Moscow, even though the Kremlin's desired candidate won the race. Similarly, in the Baltic states, Russia hasn't managed to replicate the success of its disinformation campaign in Moldova -- where voters elected a presidential candidate sympathetic to Moscow in November 2016. Hybrid warfare, after all, is not a one-sided game. In each of the three tiers of countries that Russia has targeted, states have responded in kind with a full range of countermeasures. ...