What was the significance of the US entering world war 1?

How did experiences during and after the revolutionary war affect banking in the US? When was Hull House created? Who opposed Abraham Lincoln in the election that Lincoln won? What is the value of a 1976 Kennedy half dollar? What does unpresidented mean? What is value of a dime with picture of a lady on it? Who was John simth? How do you explain why slaves were needed on the Americas? How did slaveholders justify slavery? When did the red scare of the 1920 start and end? Why is Manhattan larger today than it was in the 1600s? What hardships did thomas Edison have to overcome? In 1946 a newly designed US coin bore the initials of coin designer John Sinnock at the base of the subject's neck but word spread that the initials secretly stood for Josef Stalin What coin was it? Which chief led the lakota in fighting white traders and soldiers in the great plains? How much is a 1776 - 1976 e half dollar worth? What comes next Martha Abigail Martha and dolley? What was Eli Whitney's accomplishments? Which of these people was an escaped slave who frequently gave speeches about his experience as a slave in an effort to have slavery abolished? . In the years immediately following the Civil War the South? Why Jose Rizal was chosen a first filipino?