Osman Kavala, who already has spent 4½ years behind bars on invented charges of subversion and now is facing life in prison without parole, put it best at his sentencing Monday. His trial “has become completely deformed under political influence,” he said, his long jailing “an act of deprivation of liberty by abuse of power.” The abuser is President Recep Tayyip Erdogan, and the sentence another grim marker of his deepening despotism.