United States History focuses on the study of the history of the United States from its early beginnings to the present day. It covers the country's founding, key events such as the American Revolution, the Civil War, the Civil Rights Movement, and the challenges faced by the nation over the centuries. Topics include westward expansion, industrialization, immigration, the Great Depression, World War I and II, the Cold War, and the shaping of American culture and identity. Understanding United States History provides insights into how the nation developed, the struggles it has faced, and the impact it has had on the world stage.