"They" isn't mysterious to normal people, is it? The governments/military-industrial complexes of US/UK/Russia/France/etc., and ExxonMobil/BP/Shell/ConocoPhillips/Chevron/Lukoil/Total/etc., who basically are a drop in the bucket compared to Saudi Aramco/National Iranian Oil/Qatar General Petroleum/Iraq National Oil/Petroleos de Venezuela/etc., and do something about it to get what they want and make money doing it.
You really didn't know this?
While we're at it, anyone out there buy their wife a bit of old carbon to make her feel special? Who invented that tradition, and its marketing campaign? Ever notice any consequences in the world from this that are more important than shark fins?