What were the main cultural and intellectual trends in the interwar years?

The main cultural and intellectual trends in the interwar years surrealism surrealism.Surrealism became popular along with fantasy-like paintings as Europe wanted to create worlds that were unlike their war damaged one.

During the paleolithic, hominins grouped together in small societies such as bands, and subsisted by gathering  plants  and fishing, hunting or scavenging wild  animals. the paleolithic is characterized by the use of knapped stone tools, although at the time humans also used  wood  and bone tools.