On the cusp of Vladimir Putin’s act of naked aggression against the sovereign country of Ukraine, the most important Republican in the country praised the Russian autocrat for his “genius.” Former President Donald Trump’s comments were another instance of his shockingly favorable and morally bankrupt statements about Vladimir Putin over the years. Asked in a radio interview what had gone wrong that Putin recognized the independence of two Ukrainian breakaway regions on President Biden’s watch, Trump couldn’t muster one remotely appropriate sentiment. He immediately cited “the rigged election” of 2020, an obsession of his that is so all-consuming, it makes...