What happened to land in america after the revolutionary war

In 1819, what did the united states obtain from spain for $5 million?

About the story anne franks what reminder of the war outside keeps the residents up at night? a. ambulances b. soldiers laughing c. bombings

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?