Front

Before the Civil War, why did slavery expand in the South rather than in the North?

Back

Geographic conditions in the South encouraged the development of large plantations.

Front

The Louisiana Purchase had great geographic significance for the United States because it

Back

focused the United States on westward expansion

Front

Why did sectional differences develop in the United States?

Back

Economic conditions and interests in each region varied.

Front

Before the Civil War, what was the principle of popular sovereignty proposed as a means of?

Back

Deciding the legalization of slavery in a new state.

Front

The Kansas-Nebraska Act (1854) heightened the sectional crisis because it

Back

broke the Missouri Compromise

Front

In the 1850s, the phrase “Bleeding Kansas” was used to describe clashes between

Back

proslavery and antislavery groups

Front

Which statement best explains President Abraham Lincoln’s justification for the Civil War?

Back

President Lincoln’s oath of office required him to defend and preserve the Union

Front

In the 1850s, why did many runaway slaves go to Canada?

Back

The Fugitive Slave Act kept them at risk in the United States.

Front

The basic constitutional issue resolved by the Civil War was

Back

supremacy of the federal government over the states

Front

The institution of slavery was formally abolished in the United States by the

Back

ratification of the 13th amendment in 1865