Members of pro-Russian self-defence units drink alcohol as they take part in celebrations for the first anniversary of the Crimean treaty signing in Sevastopol, March 18, 2015. Russia's flag is flying across Crimea on the anniversary of what President Vladimir Putin calls the region's historic “return home” after Russian troops seized control of it from Ukraine and the people backed annexation in a referendum. (Photo by Maxim Shemetov/Reuters)
