59% knows the answer to this question: "Which country supplied 80% of the world's coffee in the 1920s? "

And do you know the answer to this one? "In the 14th century, Europe suffered a plague that killed about one third of its entire population. What name was given to that plague?"

34% knows the answer to this question: "Who was Florence Nightingale? "

And do you know the answer to this one? "What queen was called the Austrian Bitch, which may be why she was executed in 1793?"

41% knows the answer to this question: "Who was Prince Albert of Monaco's mother, sadly killed in a car accident in 1982? "

And do you know the answer to this one? "What major U.S. city was hit by an earthquake measuring 7.1 in magnitude in 1989?"

70% knows the answer to this question: "What ocean did RMS Titanic sink in? "

And do you know the answer to this one? "What is negotiation between nations?"

43% knows the answer to this question: "Who was the creator of the Mongol empire? "

And do you know the answer to this one? "What song did the charity supergroup USA for Africa release for charity?"

78% knows the answer to this question: "In 1940, after seizing the French archives, the Nazis publically destroyed the master copy of what treaty? "

And do you know the answer to this one? "What was the name of the currency in Italy before the euro?"

57% knows the answer to this question: "Who is Edwin "Buzz" Aldrin? "

And do you know the answer to this one? "Of which country was Mohammad-Ali Rajai leader in the 80s?"

71% knows the answer to this question: "Which country did Joan of Arc try to set free from English domination? "

And do you know the answer to this one? "What happen in Tiananmen Square in 1989?"

32% knows the answer to this question: "Which is the complete name of famous businessman Onassis? "

And do you know the answer to this one? "Which of these do Mexico, England and China have in common?"

56% knows the answer to this question: "Amelia Earhart was the first woman to do what? "

And do you know the answer to this one? "Emperor Jiajing ruled in which country?"

80% knows the answer to this question: "What country thought it was cursed by God after Boris Godunov murdered Ivan the Terrible's son Dmitry? "

And do you know the answer to this one? "Where were the 1984 Summer Olympic Games held? "

30% knows the answer to this question: "How many years on the throne did Queen Elizabeth II celebrate in 2002? "

And do you know the answer to this one? "Umkhonto we Sizwe, meaning "Spear of the Nation," was the military wing of what organization?"