The boss is the voters who keep choosing to vote for narcissistic sociopathic candidates.
I've only ever voted Green, I've never voted for any omnicidal capitalists.
It's not "propaganda" making more than 90% of people choose leaders who will continue pushing us towards a mass extinction event, more genocides, oligarchy, etc.. It's that almost all voters are as greedy, short-sighted, and sociopathic as the people they keep voting for.
Green parties (excluding the capitalist German and US Greens) have had this as the priorities on the platforms for decades. But the vast, vast majority of people choose to instead vote for the greedy, short-sighted, sociopathic parties that are instead increasing