Increase in efficiency of farming and also resulting in fewer and also got large farms.
Explanation:
The term "Postmodern" begins to make sense if you understand what "Modernism" refers to. In this case, "Modernism" usually refers to Neo-Classical, Enlightenment assumptions concerning the role reason, or rationality, or scientific reasoning, play in guiding our understanding of the human condition and, in extreme cases of Postmodern theory, nature itself. Postmodernism basically challenges those basic assumptions.
They became rivals because each one wanted more power than the other for example in world war 2 the USA made the atomic bomb which showed the world that the Americans were the most powerful country but after ww2 Russia and USA started a Cold War which lead to the feud between there political views and the start of better technology and the space race
It prohibits the Congress and the states. hope that helped