Marxism and the Anarchists

Anarchism has this advantage of our theory being forged through world historical revolutions in a way that anarchist theory doesn't I don't know if you have any thoughts on that yeah. The role of anarchists within revolutionary Catalonia is pointed to as an example and also the establishment of the free territory within Ukraine during the Russian Civil War those are often pointed to. When Marxists come back at anarchists in response to those two revolutions and saying they failed one of the responses that the anarchists make is to say you're correct that they failed let's ask why well  the red army helped crush the free territory right? That kind of proves the point about the problem of not being able to defend your revolution exactly