What is typical of city tenement buildings

How does the process of constructing a historical narrative differ from the process of creating a timeline

Why was lee unable to escape from appomattox? he didnt not have the needed supplies grant had him surrounded davis had ordered him to surrender he was waiting for johnston to bring reinforcements

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?