It’s Election Day in parts of Ukraine — but only because Russia imposed it. Vladimir Putin ordered referenda on annexation held in the parts of the Donbas that Russia still controls — and some areas it no longer does — in order to justify the seizure of those areas. That seizure will allow Putin to claim that any further Ukrainian advances in those areas are an invasion of Russia, which will unlock his ability to order full mobilization … and potentially other options.We’ll get to the full-mobilization issue in a moment, but let’s stick to the referenda first. Ukrainian authorities...