:Consider their non-intervention in sectarian riots.  As 'Marxists' they weren't going to attack the 'working class' even if they were protestants.  When the early provs went fund-raising in the states they labelled the stickies as 'communist'.  As I said, 'stalinist' has other connations.  There are many books written on this topic.  I have yet to read one which called them 'stalinist'