REA’s Essentials provide quick and easy access to critical information in a variety of different fields, ranging from the most basic to the most advanced. As its name implies, these concise, comprehensive study guides summarize the essentials of the field covered. Essentials are helpful when preparing for exams, doing homework and will remain a lasting reference source for students, teachers, and professionals. United States History: 1912 to 1941 discusses the election of Woodrow Wilson, the New Freedom, World War I, peacemaking and domestic problems, economic advances and social tensions, the Great Depression, the first and second New Deals, and New Deal diplomacy.