Fascism is ... fundamentally ... government by business ... the Italian National Railroad system was a mess ... unreliable ... a national disgrace ... Mussolini won on the plank of making the railroads on time ... by privatizing ...
Socialism is ... fundamentally ... business by government ... Russian land owners were brutal to their tenants ... all manner of horrors ... nationalize the land and no more landlords ...
Hitler hated socialism ... murdered many many socialists in the concentration camps ... the two are mutually exclusive ...
Nazism is a subset of fascism ... government by German business ... Slavs and Jews need not apply ...