It has been known for some time that a major nuclear war might lead to nuclear winter that would destroy the attacker as well as the target. And threats are now mounting, particularly at the Russian border, confirming the prediction of George Kennan and other prominent figures that NATO expansion, particularly the way it was undertaken, would prove to be a "tragic mistake," a "policy error of historic proportions."

You also have to get beyond that to dismantle the system of production for profit rather than production for use. That means dismantling at least large parts of market systems.

The tendencies are considerably weaker in the natural sciences, which, for the past several centuries, have survived and flourished through such constant challenge, and therefore, at best, seek to encourage it. Serving the status quo in political and socioeconomic realms is a different matter.

When I wrote about the Spanish Civil War many years later, I used documents that I picked up when I was a child, as a lot hadn't been published (a lot more resources are available now).

Workers in different countries can easily be played off against each other.

Yes, and Syrians. There is a horrible crisis there and the United States has admitted virtually none of the refugees.

I've spent a lot of time working on declassified documents - and they do get declassified after decades - you look at the record of declassified documents, and they are mostly concerned with keeping what the government does secret from its own population. It's mostly defense of the power system from its own population. Very little is authentic security.