1900's
1920's
1940's
1950's
1960's
100

What state became a state during the 1900's?

Oklahoma

100
What was the name for the illegal, hidden bars where alcoholic beverages were secretly sold during Prohibition? 

Speakeasies

100

What event brought the United States into World War 1?

The surprise attack on the U.S. naval base at Pearl Harbor, Hawaii, by Japan on December 7, 1941.

100

What famous Supreme Court case declared racial segregation in public schools unconstitutional in 1954?

 Brown v. Board of Education.

100

Who delivered the iconic "I Have a Dream" speech during the 1963 March on Washington for Jobs and Freedom?

Martin Luther King Jr.

200

In what year did San Francisco burn for 3 days, following an earthquake that measured 8.3 on the Richter scale?

1906

200

Who was a famous baseball player sold to the New York Yankees in 1920 and became one of the decades most prominent sport heroes?

Babe Ruth 

200

Which top-secret U.S. government research and development project produced the first nuclear weapons during the 1940s?

The Manhattan Project.

200

Who developed the first successful vaccine for polio in 1952?

Dr. Jonas Salk.

200

Which band's first U.S. performance on The Ed Sullivan Show in 1964 helped launch the "British Invasion" of music?

The Beatles.

300

In 1905, Albert Einstein proposed the theory of relativity. What was his nationality?

Swiss

300

The "Harlem Renaissance" was a cultural and artistic movement focused in New York City. Which demographic was primarily involved in this influential movement?

African Americans, many of whom had moved from the rural South to northern cities in what was known as the Great Migration.

300

What was the primary purpose of the G.I. Bill (formally known as the Servicemen's Readjustment Act of 1944)?

To provide a range of benefits to returning World War II veterans, including educational funding and low-interest loans for homes and small businesses.

300

What new mass-media entertainment significantly impacted American culture and society during the 1950s?

The television

300

What major space race event occurred on July 20, 1969, featuring astronaut Neil Armstrong?

The Apollo 11 mission landed the first humans on the Moon.

400

President William McKinley was shot on September 6, 1901, by Polish-American anarchist Leon Czolgosz. Where did it happen?

In Buffalo, N.Y.

400

In 1925, John T. Scopes was put on trial in Tennessee for teaching what subject, which challenged the traditional religious beliefs of some Americans?

Evolution.

400

Which animated Walt Disney film, released in 1940, features a wooden puppet who wants to become a real boy?

Pinocchio.

400

What significant event in 1955 involved Rosa Parks refusing to give up her seat on a bus in Montgomery, Alabama?

The Montgomery Bus Boycott.

400

What iconic music festival, a defining symbol of the 1960s counterculture, took place in upstate New York in 1969?

Woodstock.

500

What killed an outstanding 1.3 million people in India in 1907?

The Bubonic Plague

500

Which amendment, ratified in 1920, granted women the right to vote?

The 19th Amendment.
500

What name was given to the large-scale military operation on June 6, 1944, in which Allied forces landed on the beaches of Normandy, France?

D-Day, or Operation Overlord.

500

What was the name of the first artificial satellite launched into space by the Soviet Union in 1957?

Sputnik

500

Which U.S. President was assassinated in Dallas, Texas, in 1963?

John F. Kennedy

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