CIA and Modern art

Abstract Expressionism shot to fame in a blink in the 40s. Artists like Jackson Pollock turned into mythical hero with unprecedented rapidity. But there was an invisible force acting in the backyard. It was CIA. The Central Intelligence Agency of the United States. The funds that propelled the publicity of Abstract Expressionism, came from CIA. But why? And what about the legendary artists in Indian context? How S H Raza, V S Gaitonde, Krishan Khanna or Ramkumar were influenced by this elaborate propaganda by CIA?