Actually, he wanted equality (peace), which is what communism was originally intended for, but over the years, communist leaders have warped the image of communism as a negative idea. There's nothing wrong with John trying to give peace a chance.
I've read Marx and understand communism, peace, and equality. They are all bait around hooks that render their believers under the control of more clever and dominating minds. Sadly, it has taken me decades to realize this, which is tribute to the cleverness of the deceptions.