67% knows the answer to this question: "Which famous musician disappeared whilst on-board a plane in 1944? "

And do you know the answer to this one? "Which historical figure is associated with exile on St. Helena?"

45% knows the answer to this question: "What is the name of Matthew Boulton's partner who developed the first steam engine that made use of steam at a pressure just above atmospheric? "

And do you know the answer to this one? "What year was Yitzhak Rabin awarded the Nobel Peace Prize?"

68% knows the answer to this question: "Who was Vladimir Lenin's successor as the informal leader of the Russian Communist Party and the de facto leader of the USSR? "

And do you know the answer to this one? "Which of the following historical figures died in 1805?"

82% knows the answer to this question: "The Sopwith Bulldog plane was used predominantly by which country in World War I? "

And do you know the answer to this one? "Milos Zenman is President of which nation (as of November 2015)?"

73% knows the answer to this question: "Because Milliard Fillmore was having trouble getting his law career off the ground, his wife Abigail kept her job and turned out to be the first career wife to be First Lady. What did she do? "

And do you know the answer to this one? "My half-sister did time for robbing a Virginia bank. And I pardoned my half-brother Roger, who had once been jailed for selling drugs. Who am I?"

76% knows the answer to this question: "Which historical figure is sometimes referred to as the Mad Monk? "

And do you know the answer to this one? "In 2014, 12 Nepalese climbers were killed in an avalanche on what mountain?"

81% knows the answer to this question: "In what war was mustard gas first used effectively? "

And do you know the answer to this one? "During which civil war did the battle of 'Hampton Roads' take place?"

72% knows the answer to this question: "During WWI, what Russian czar decided to take personal command of the military, which he botched so badly the monarchy was overthrown altogether? "

And do you know the answer to this one? "In 1993, the Maastricht Treaty finally came into place, renaming the European Community what?"

88% knows the answer to this question: "What was the name of Rutherford B. Hayes' father? "

And do you know the answer to this one? "What was opened in 1888 in Honour of Louis Pasteur?"

84% knows the answer to this question: "In which of these languages is Tony Blair fluent? "

And do you know the answer to this one? "Having vowed, "Segregation now, segregation tomorrow, and segregation forever," who personally stood in the doorway of the University of Alabama, blocking black students, until he was removed by the National Guard?"

57% knows the answer to this question: "Who was forced to read the Ningen Sengen, declaring that he was, in fact, just a human being? "

And do you know the answer to this one? "What Mediterranean island has been a source of conflict between Turkey and Greece in recent times?"

93% knows the answer to this question: "Which famous guitarist was a member of Cream? "

And do you know the answer to this one? "On the morning of what date did the Imperial Japanese Navy launch their surprise attack on Pearl Harbour?"