In 1984 Yuri Bezmenov has given a famous interview in which he has predicted the fall of the West due to ideological subversion. He foresaw that the Marxist-Leninist ideology will bring down the West through the collapse of free thinking and the free market.
0:00 Ideological Subersion
2:12 Demoralization
6:31 Destabilization
9:27 Crisis
10:22 Normalization