They also instigated and executed the coup in Libya.

Full blown war: putin scared that more territories will want to join the EU block. No internal wars and more countries wishing to enter the block.

Powerless without american hardware and intelligence: You wish. Big tech is spending so much lobbying our governments in fear of us leaving them for open solutions, or god forbid paying fair amount of taxes.

And regarding intelligence, we would have been so much better without the CIA & co spying our politicians and messing with our governments, aiding and sponsoring domestic right wing terrorism for the past 50 years.

We have international treaties that ban biological and chemical weapons. Other weapons that are regulated include anti-personnel mines, cluster bombs, and blinding lasers. Expanding bullets are banned in military uses as are incendiary weapons against civilian targets.

That's the state today. Throughout history there's been a long negotiation about what weapons have been allowed in combat.