Children in poverty not only don't have enough food to eat or clothes to wear - most don't get proper education and, no matter how hard they work, most don't get past elementary school. Many organizations help address children in poverty. For example, Freerice.com, a website where you can do questions to give rice to the hungry and poor, is a good example of this.
the booming success of the economy and opportunities for jobs equaling into money which gives yu room for a better life than most of Europe at that time
Marbury v. Madison is important because it established the power of judicial review for the U.S. Supreme Court and lower federal courts with respect to the Constitution and eventually for parallel state courts with respect to state constitutions.