Answer:
Animistic religions.
Explanation:
They worshipped forces of nature - the sun, the moon, the wind, etc. - and also believed in spirits. There are still animistic religions in the world just like shinto in Japan, whose practice is combined with Buddhism. Also the practice of Taoism in China and Taiwan shows some elements of animism.
During the cold war, all of us know that America and the Soviet Union were putting the best scientist of there country in the front to develop weapons of mass destruction.
What most don't know is that not only the Russians but the Americans had embedded spies in them to recover weapon specs and also the science between them. In fact, the cold war is known as the golden-age of espionage.
Yoko Ono belongs to this movement of artist, composers, and designers that really popularized the Zen philosophical practice of posing riddles, they were known as Koans, and to lead the students to the enlightenment and the movement was called Fluxus.