This president authorized the Louisiana Purchase and sent Meriwether Lewis and William Clark westward
Who is Thomas Jefferson? (Unit 3/4)
This 19th-century belief encouraged Americans to move westward and expand across the continent.
What is Manifest Destiny? (Units 4 and 5)
This was the Cold War policy adopted to prevent the spread of communism worldwide.
What is containment? (Unit 8)
This 1820 agreement prohibited slavery above the 36°30′ north latitude and was crucial in establishing a balance of free and slave states in the US.
What is the Missouri Compromise? (Unit 4)
This inventor revolutionized communication by creating the first working telephone in 1876.
Who is Alexander Graham Bell? (Unit 6)
This president led the U.S. during World War I and proposed the League of Nations.
Who is Woodrow Wilson? (Unit 7)
This 1882 federal law restricted immigration of a specific ethnic group for the first time.
What is the Chinese Exclusion Act? (Unit 6)
This 1898 conflict marked the emergence of the U.S. as an imperial power.
What is the Spanish-American war? (Unit 7)
This 2010 law, often referred to as "Obamacare," expanded healthcare coverage in the United States.
What is the Affordable Care Act? (Unit 9)
An agricultural system that emerged in the South after the Civil War, where landowners allowed tenants, usually formerly enslaved people, to use their land in exchange for a portion of the crops produced
What is sharecropping? (Unit 5)
This president resigned from office in 1974 following the Watergate scandal.
Who is Richard Nixon? (Unit 8)
Millions of Black Americans moved from the South to the Northeast and Midwest to escape racist violence and find employment in this event from 1916-1940.
What is the Great Migration? (Unit 7)
This 1823 policy warned European nations not to interfere in the Western Hemisphere.
What is the Monroe Doctrine? (Unit 4)
This 1765 British law required colonists to pay taxes on printed materials
What is the Stamp Act? (Unit 3)
This transportation project connected the Great Lakes to the Atlantic Ocean and boosted trade in the early 19th century
What is the Erie Canal? (Unit 4)
This president is most well known for the nullification crisis and Indian removal.
Who is Andrew Jackson? (Unit 4)
This 1930s environmental disaster forced many farmers to migrate west, especially to California.
What is the dust bowl? (Unit 7)
This Cold War program provided economic aid to rebuild Europe after World War II
This 1857 Supreme Court case ruled that African Americans were not citizens
What is Dred Scott v. Sanford? (Unit 5)
This system granted Spanish settlers the right to demand labor from Native Americans.
What is the encomienda system? (Unit 1)
This conservative president promoted supply-side economics in the 1980s
Who is Ronald Reagan? (Unit 9)
This 17th-century labor system allowed thousands of European men and women free passage to the American colonies in exchange for a labor contract.
What is indentured servitude? (Unit 2)
This policy allowed the American colonies relative freedom from strict British enforcement of trade laws
What is salutary neglect? (Unit 3)
The 1886 uprising in Chicago was a violent confrontation between police and labor radicals during an 8-hour workday protest, killing several officers and civilians.
What is the Haymarket Riot? (Unit 6)
This agricultural technique used by Native Americans involved growing corn, beans, and squash together.
What is the "3 sisters"? (Unit 1)