Politics is downstream from culture

Andrew Breitbart, the founder of the indignation-baiting Breitbart News Network, which has become an indispensable component of U.S. political discourse, once transformed into a catchy soundbite what had been lingering on in Western political thought for at least a century: Politics is downstream from culture. 
See: how CIA moved on to cultural influencing; how the Soviet Authorities fought a culture war; leitkultur; kulturkampf; Ahnenerbe.