What role does the government play in protecting consumers and enforcing contracts

What does it mean when world war one is referred to as a “total war”

How long was the peasants’ work day?

Jackson pollock described his art style in the following quote: “new needs need new techniques.… it seems to me that the modern painter cannot express this age, the airplane, the atom bomb, the radio, in the old forms of the renaissance or of any other past culture. each age finds its own technique.” what point is pollock making about the new styles of art?