This Italian explorer sailed across the Atlantic Ocean under the Spanish flag, landing in the Americas.
Who was Christopher Columbus?
This historic document, primarily drafted by Thomas Jefferson, was adopted by the Continental Congress on July 4th.
What is the Declaration of Independence?
This U.S. President was assassinated by John Wilkes Booth while attending a play at Ford's Theatre.
Who was Abraham Lincoln?
The assassination of this Archduke of Austria in Sarajevo served as the immediate catalyst for World War I.
Who was Franz Ferdinand?
Neil Armstrong and Buzz Aldrin became the first humans to walk on this celestial body.
What is the Moon?
The surrender of this final Moorish emirate to Ferdinand and Isabella completed the Spanish Reconquista.
What is Granada?
Scottish philosopher Adam Smith published this foundational text of modern economics in March 1776.
What is The Wealth of Nations?
General Robert E. Lee surrendered the Army of Northern Virginia to Ulysses S. Grant at this Virginia courthouse.
What is Appomattox Court House?
This major engineering marvel officially opened in August 1914, connecting the Atlantic and Pacific Oceans.
What is the Panama Canal?
Nearly half a million people gathered on a dairy farm in Bethel, New York, for this iconic three-day music festival.
What is Woodstock?
This royal decree ordered the expulsion of all Jews from the Kingdoms of Castile and Aragon.
What is the Alhambra Decree (or Edict of Expulsion)?
Scottish philosopher Adam Smith published this foundational text of modern economics in March 1776.
What is The Wealth of Nations?
This amendment to the U.S. Constitution was ratified in 1865, officially abolishing slavery.
What is the 13th Amendment?
This standard tax became a permanent fixture in the U.S. after the 16th Amendment was ratified and implemented.
What is the Federal Income Tax?
Police raids at this New York City inn sparked days of protests and launched the modern LGBTQ+ rights movement.
What is the Stonewall Inn?
Following the death of Innocent VIII, this notorious member of the Borgia family was elected Pope Alexander VI.
Who was Rodrigo Borgia?
General George Washington led a surprise Christmas night crossing of this river to attack Hessian forces.
What is the Delaware River?
Now celebrated as Juneteenth, Union General Gordon Granger arrived in this Texas city to announce the end of slavery.
What is Galveston?
This German military strategy, deployed in 1914, called for a rapid deployment through Belgium to knock out France.
What is the Schlieffen Plan?
The first successful message was sent between two computers on this military network, the precursor to the internet.
What is ARPANET?
This grammarian published Gramática de la lengua castellana in 1492, the first grammar book of a modern European language.
Who was Antonio de Nebrija?
This American spy was captured by the British and hanged, famously regretting he had but one life to lose for his country.
Who was Nathan Hale?
This secret society was originally founded in Pulaski, Tennessee, in late 1865 by six Confederate veterans.
What is the Ku Klux Klan?
This multi-day spontaneous ceasefire occurred along the Western Front as troops sang carols and traded gifts.
What is the Christmas Truce?
This French-British turbojet-powered supersonic passenger airliner made its very first test flight in March 1969.
What is the Concorde?