Do you even know what the hell capitalism is? Capitalism is, put simply, the private ownership of the means of production, with the addition with the profit motive and market competition. That can be abolished, even if nations and defense industries continue to exist.
@Radical_EgoCom As an economist I really don't want to argue about this subject anymore which depends upon a great literature in my second language by means of social media. I wish you good luck implementing what you think.