This was the final purchase price for the Louisiana Territory.
$15 million
These two captains led the Corps of Discovery.
Who are Meriwether Lewis and William Clark?
This is the year the Missouri Compromise was passed by Congress.
What is 1820?
This specific piece of legislation authorized the forced removal of Native American nations.
What is the Indian Removal Act of 1830?
This specific agricultural disaster in Ireland caused the massive wave of immigration in the mid-1840s.
What is the Irish Potato Famine (or Great Hunger)?
This leader of France sold the entire territory to the U.S.
Who is Napoleon Bonaparte?
This was the tribe Sacagawea was a member of.
What is the Shoshone?
This line of latitude was established by the Compromise to divide future slave and free territories in the West.
What is the 36°30′ parallel?
This U.S. President championed and enforced the removal policy.
Who is Andrew Jackson?
This massive piece of infrastructure became the key symbol and enabler of westward expansion after the 1850s.
What is the Transcontinental Railroad?
These two American envoys completed the purchase in France. (Name one)
Who are James Monroe and Robert Livingston?
This term was often used by explorers to describe the western landscape, reflecting their lack of knowledge.
What is "wilderness," "untamed," or "unexplored?"
The Missouri Compromise allowed Missouri to be admitted a slave state while this state was admitted as a free state.
What is Maine?
This Supreme Court case was won by the Cherokee Nation to stay on their land.
What is Worcester v. Georgia?
This was the primary economic incentive for individuals to move West during the railroad boom.
What is the opportunity for cheap land (or the Homestead Act)?
This was the core argument of the "strict constructionists" who opposed Jefferson's purchase.
What is that the Constitution did not explicitly grant the power to acquire new territory?
This evidence suggests that Indigenous tribes did not view the land as an "untamed frontier."
What are established trade routes, permanent villages, or sophisticated political systems?
This is why the Compromise was seen as a temporary solution.
What is that it did not resolve the moral or constitutional arguments over slavery (only its geographic spread)?
This action by President Jackson defied the Supreme Court's decision.
What is he refused to enforce the ruling (or allegedly said, "John Marshall has made his decision; now let him enforce it")?
Irish railroad workers often faced these two major dangers while laying track across the great plains.
What are dangerous working conditions and discrimination?
This was the immediate political consequence of the purchase for the Federalist political party.
What is that it severely weakened them (or led to their decline)?
The primary political goal of the expedition, beyond mapping, was to assert the sovereignty of the U.S. and establish this.
What are diplomatic and/or trade relations?
Known as the "Great Compromiser" this senator played a major role in crafting the Missouri Compromise.
Who is Henry Clay?
Along with the Cherokee, these four other Native nations--collectively known as the Five Civilized Tribes--were also forced west during Indian Removal.
Who are the Creek, Choctaw, Chickasaw, and Seminole?
This 1850s nativist political party, known for its anti-immigrant and anti-Irish stance, tried to restrict immigration and naturalization.
What is the Know-Nothing Party?