Gov. Igor Kolomoisky, who was given political power and the right to create a private army last year, last week used that power to seize the state oil company's headquarters in Kiev.
Moscow — As Ukraine struggles with near-financial meltdown and a shaky peace deal with pro-Russian rebels in the east, the last thing it needs is a showdown with a powerful oligarch with a private army. But that may be just what is brewing.
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