54% knows the answer to this question: "During which civil war did the 'Battle of Rich Mountain' take place? "

And do you know the answer to this one? "In what city did Princess Diana die?"

62% knows the answer to this question: "President Harry Truman ordered the atomic bombing of which two Japanese cities? "

And do you know the answer to this one? "Which of the following was Jacques Cousteau best known as being?"

59% knows the answer to this question: "Which country was placed under an international oil embargo in 2012? "

And do you know the answer to this one? "Which of these was a name commonly given to the 1920s?"

90% knows the answer to this question: "What international holiday, started in 1970, celebrates the environment? "

And do you know the answer to this one? "Which annual summit took place in Northern Ireland in June of 2013?"

77% knows the answer to this question: "What is the British Union flag known as? "

And do you know the answer to this one? "The jin dynasty ruled over which empire?"

86% knows the answer to this question: "Who lives in the Palais de l'Élysée, at 55 Rue du Faubourg Saint-Honore, not far from the Champs-Élysées? "

And do you know the answer to this one? "Where in London did The Beatles record the majority of their albums?"

40% knows the answer to this question: "What Russian composer is famous for the ballets "The Nutcracker", "Swan Lake" and "The Sleeping Beauty"? "

And do you know the answer to this one? "In which city is the Arlington National Cemetery?"

40% knows the answer to this question: "What was the name of the Confederate general who surrendered to end the Civil War under Lincoln's regime? "

And do you know the answer to this one? "What fruity California county was created by two lawyers who took the land to settle a debt?"

79% knows the answer to this question: "Which nurse tended soldiers in the Crimean War? "

And do you know the answer to this one? "In which city was John F. Kennedy assassinated?"

54% knows the answer to this question: "Westminster Abbey opened in which European city in 1065 AD? "

And do you know the answer to this one? "The Coliseum was used for what purpose?"

67% knows the answer to this question: "Britain's Stonehenge is called a megalith because it is made of what? "

And do you know the answer to this one? "Who was Martin Luther King, Jr.?"

81% knows the answer to this question: "The flag of Japan is a white rectangle with what red shape in the middle? "

And do you know the answer to this one? "Which city in Europe had a city that was taken down in 1989?"