Through the bible and prayer
Many countries wanted to control over many economic activities in other countries as well as utilize other countries for cheap labor. In addition, some countries wanted to explore the world and conquer for their homeland while other countries thought that their own country and race was superior to all other countries and therefore believed it was needed that they invade other countries and educate them as well as some countries practicing imperialism to convert people to their religion.
I think more people voted in favor of Roosevelt, because he felt the government should be spending time to help people who were in economic trouble. More people at that time blamed Hoover for the Great Depression crisis.
Generally speaking, the phrase "establish Justice" in the Preamble to the Constitution refers to "<span>A.the need to form a federal judicial system", since the Constitution only established the Supreme Court as a justice system. </span>