Constitution: The Constitution is the supreme law of the United States that establishes the structure, functions, powers, and limitations of government.
Manifest Destiny: Manifest Destiny was a belief prevalent in the 19th century that America was destined to expand its territory across the continent, often at the expense of Native American populations.
Great Depression: The Great Depression was a severe economic downturn that lasted from 1929 to the late 1930s, characterized by widespread unemployment, poverty, and financial crisis.