Define the phrase “thinking at the margin.”

Why was one vote per day a weakness of the articles of confederation

Why did admiral leahy think the use of the atomic bomb on hiroshima and nagasaki was ethically wrong

Examine the causes, course, and consequences of united states westward expansion and its growing diplomatic assertiveness (war of 1812, convention of 1818, adams-onis treaty, missouri compromise, monroe doctrine, trail of tears, texas annexation, manifest destiny, oregon territory, mexican american war/mexican cession, california gold rush, compromise of 1850, kansas nebraska act, gadsden purchase).