While the world cannot directly alter Putin's course of action, it can help Ukraine address those problems that served as a pretext for his invasion of Crimea.
Radical nationalists with automatic weapons looted from military arsenals pose a serious threat to social stability. The US government should not support vigilante extremists who are terrorizing citizens, local authorities, members of parliament, and even the newly appointed government. The fact that they are capable fighters, who played an important role in the overthrow of Yanukovich, does not excuse their use of intimidation and vigilante-style justice.
Recent massive distribution of weapons in the West Ukraine creates risks and fears in the East, that one half of a divided society may dominate and humiliate the other half.



