Pls help ME WITH THESE TWO QUESTIONS I WILL MARK BRAINLIST IF BOTH OF THEM ARE CORRECT !! :)) ( two separate questions )

What’s the term used for a lawyer who argues for the convection for a defendant in a criminal case?

Brainliesttt !me : ) why were the eastern european countries attempting to break free of the soviet union?

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?