Even though he had lost the lower part of his right arm in the Battle of Shiloh during the Civil War, this explorer led an expedition down the Green and Colorado rivers, through the Grand Canyon:

Eleanor Roosevelt suggested that this person should be added to the four faces of Mount Rushmore.

Brother Jasper initiated this American tradition.

This ancient south Arabian kingdom flourished in the 5th-1st centuries BC in what is now southern Yemen.

This was the only U.S. vice president whose election was determined by the Senate.

This British officer gave American partisan leader Francis Marion the nickname of ‘The Swamp Fox.’

Anne Frank was imprisoned in this German concentration camp.

The failed invasion of Cuba by CIA-backed Cuban refugees, known as the Bay of Pigs, took place on this date.

William Wrigley, Jr., owned the Chicago Cubs baseball team and named their stadium after himself, but he made his millions creating an empire based on this.

This Celtic leader of the Iceni tribe rose up in revolt against the Roman occupation of Britain.