The number of judges on a fully filled Supreme Court.
What is nine?
This Constitutional Amendment abolished slavery.
What is the 13th Amendment?
Crowded, unsafe apartments where many people lived in tight quarters.
What is a tenement?
At the time, it was called the "War to End All Wars."
What is WWI?
What it is called when a person or company controls all of a product or service.
What is a monopoly?
The number of seats in the US Senate.
What is 100?
Meaning "obvious fate," this phrase was used to support America's Westward Expansion in the 1800's.
What is Manifest Destiny?
This Industrialist became the "Richest Man in America" thanks to his control of the oil industry.
Who is John D Rockefeller?
The meaning of the word "blitzkrieg."
What is "lightning war"?
The US President during WWI.
Who was Woodrow Wilson?
The names of the two parts of Congress.
What are the House of Representatives and the Senate?
The Union strategy during the Civil War, designed to snake around the Confederacy and cut it off from supplies or any possible foreign aid.
What was the Anaconda Plan?
A Civil Rights activist who brought a case to the Supreme Court in the 1890's with the goal to end segregation.
Who was Homer Plessy?
These nations made up the Allied Powers during WWI.
What are Britain/the UK, France, the US, and Italy.
This person's assassination contributed to the outbreak of WWI.
Who was Franz Ferdinand?
The length of one term (time you serve in the role before you need to be reelected) in the House of Representatives.
What is 2 years?
The first major all-African American Unit, they served at the Battle of Fort Wagner in the Civil War.
Who were the Massachusetts 54th Volunteer Infantry Regiment?
The movement of millions of African-Americans from South to cities in the Northeast and Midwest.
What is the Great Migration?
A group of African American soldiers famous for their bravery in the trenches of WWI.
Who were the Harlem Hellfighters?
The right that was granted under the 19th Amendment in 1919.
What is Women's Suffrage or women's right to vote.
The current number of Constitutional Amendments.
What is 27?
Proposed by Henry Clay, this agreement divided the US along the 36'30" parallel line into "slave" and "free" states and territories.
What is the Compromise of 1820?
The American author who named this era the "Gilded Age."
Who is Mark Twain?
France and Britain ended their policy of Appeasement when this happened.
What is Hitler's invasion of Poland?
By 1915, 9 million of these devices were in use.
What is the telephone?