Specifically: Big people hurting little people. Where can I get my largest bang per buck? I could donate to generic libertarian organizations, but I don't think they fight the generic brand of tyranny I want to fight, and my guess is that most of them are ineffective.
Ukrainian Army, e.g. Army of Drones. They're a funding-constrained little guy fighting back against a big guy who's also one of the world's top few tyrants.
Fight the tyrant, not the Russian army. I believe the sort of thing that the OP is asking for, if we restrict ourselves to just Russia for the moment, is: is there any way to assist with getting rid of Putin, reducing the harm he causes, or preventing the next Putin after he's gone? Focusing in further on the first of those: Is it helpful to donate to democracy-enhancing initiatives in Russia? (Is it possible to help get Putin voted out? The answer is apparently no.) Can one help to get him overthrown? It seems possible, if he were to become unpopular enou... (read more)