What anarchists talk about cleansing? Are you referring to the dictatorship of the proletariat in Leninism?

You can't just make things up about an ideology and then argue like the thing you made up is true and well known. That makes you exactly like the meme you're making fun of.

Using violent tactics is not synonymous with war mongering. Maybe a definition helps to differentiate the difference "A warmonger is someone strongly pro-war. Warmongers favor war above all other options."

where does anyone say “our imperialism is the good kind?”