In 1930, Franklin Roosevelt was elected as President of United States when country was suffering the crisis of Great depression. He was elected due to his promise to revive the economy of country by providing fiscal support to the banks and also follow the policies of expansion. However this type of economic reforms was not accepted by court and he always have to face lot of difficulties in passing these reforms and among this New Deal was most important.
Therefore Roosevelt with his political actions circumvent the power of Supreme court which was the main hurdle in his coarse of action. Moreover due to his stong leadership, United States manage to succed the biggest crisis of Great dipression by 1930s.
The Nile River Valley Civilization started at the northern most peak of the Nile River at the time of the Neolithic Revolution. This early civilization formed down the lush fields of the Nile River. Protected by the water and desert, the civilization was able to grow into Egypt and surrounding colonies. hope this helps.
Building things out of stone takes a lot of effort. Large structures show that Mayans were devoted to their government enough to help build. It also shows that they were organized enough to gather people for the project.