It is definitely the West's fault for engineering the 2014 Euromaidan coup, which began a campaign of terror and death against trade unionists and the people of the Donbas region, which continues to this day.
It is also Putin's fault for invading further, instead of merely protecting the Donbas republics as they asked.
It is also Putin's fault for invading further, instead of merely protecting the Donbas republics as they asked.