Which policy announced in 1823 warned European nations against creating new colonies in the Americas?
Monroe Doctrine
Which canal opened in 1825 and connected the Great Lakes region to markets on the Hudson River?
Erie Canal
What voting qualification did many states remove for white men during the Jackson era?
Property requirements
What belief described U.S. expansion across the continent as a national mission?
Manifest Destiny
Which 1820 agreement tried to balance free and slave states by admitting Maine and Missouri together? Sectional Conflict and Reform
Missouri Compromise
What kind of import tax did Northern factory owners favor because it made foreign goods more expensive?
Protective tariff
Which Massachusetts factories became known for textile factories that employed many young women?
Lowell Mills
Which 1830 law authorized the federal government to seek Native lands east of the Mississippi in exchange for land farther west?
Indian Removal Act
Which formerly independent republic did the United States annex in 1845?
Texas
Which agreement admitted California as a free state but also included a stricter law for returning people who escaped slavery?
Compromise of 1850
Which plan joined a national bank, tariffs, and federal support for roads and canals?
American System
Which invention made it possible to send messages across long distances much faster than a letter could travel?
Telegraph
Which Supreme Court case held that Georgia’s laws did not apply within Cherokee territory?
Worcester v. Georgia
Which river did the United States claim as the southern boundary of Texas before the Mexican-American War?
Rio Grande
Which 1848 gathering called for women’s legal equality and voting rights?
Seneca Falls Convention
What power did South Carolina claim when it tried to declare a federal tariff invalid within the state?
Nullification
Which two European immigrant groups supplied many workers to growing Northern cities?
Irish and Germans
What name is given to the deadly forced Cherokee march to Indian Territory in 1838?
Trail of Tears
Which 1848 treaty ended the Mexican-American War and transferred the Mexican Cession?
Guadalupe Hidalgo
What name describes the violence that followed competing proslavery and antislavery settlement after the Kansas Nebraska Act?
Bleeding Kansas
Which president threatened to use federal troops in South Carolina to enforce tariff laws during the Nullification Crisis?
Andrew Jackson
Which earlier invention helped make cotton production more profitable after 1815, encouraging plantation expansion and demand for enslaved labor?
Cotton gin
What were the designated lands called on which the U.S. government increasingly confined Native nations in the mid-1800s?
Reservations
Which migration boom rapidly increased California’s population before it became a state in 1850?
California Gold Rush
Which 1857 Supreme Court decision denied Black citizenship and ruled that Congress could not prohibit slavery in the territories?
Dred Scott v. Sanford