User blog comment:Scrawland Scribblescratch/Robespierre to Hitler: Really Forceful Dictatorships/@comment-1738490-20120923184546/@comment-1630894-20120923194307

The main reason for Stalin's evils were his extreme paronia, he was afraid everyone was out to kill him and take his power (since that's how he got to the top...) so that is why he had anyone who might be a threat exiled or killed.