76% knows the answer to this question: "What country's flag features a leaf on it? "

And do you know the answer to this one? "What did Rudolph Diesel invent in 1898?"

46% knows the answer to this question: "In 1825 which of these presidents was sworn in? "

And do you know the answer to this one? "The Polish-Swedish War began in which century?"

57% knows the answer to this question: "The people of what nation refer to their homeland as "Espana"? "

And do you know the answer to this one? "Eugene R. Black was the leader of which organization?"

60% knows the answer to this question: "What was the name of Ronald Reagan's second wife? "

And do you know the answer to this one? "In which year were the battles of the Somme and Verdun fought?"

79% knows the answer to this question: "Ethelred means "nobly advised" but what epithet of his actually means "poorly advised"? "

And do you know the answer to this one? "In which decade was the US Civil War?"

44% knows the answer to this question: "What happen in Tiananmen Square in 1989? "

And do you know the answer to this one? "In 1989 there was a student rally for democracy in Tiananmen Square, what country is it in?"

66% knows the answer to this question: "Which South American country granted asylum to Julian Assange in 2012? "

And do you know the answer to this one? "In 1997, the Kyoto Protocol was adopted by the UN. Which area does it cover? "

30% knows the answer to this question: "Who did Barack Obama marry in 1992? "

And do you know the answer to this one? "Who sung "These Boots Are Made For Walking"? "

87% knows the answer to this question: "Antarctica is the only continent completely covered in what? "

And do you know the answer to this one? "Who is the month of July named after?"

65% knows the answer to this question: "Who was a member of the conservative Likud party of Israel and was once Prime Minister? "

And do you know the answer to this one? "Who was the creator of the Mongol empire?"

69% knows the answer to this question: "Which nation is linked with England by a 31-mile underwater rail "Chunnel" finished in 1994? "

And do you know the answer to this one? "When Sultan Taimur bin Feisal tried to abdicate in this country, his British puppetmasters refused to allow it. What country is this?"

76% knows the answer to this question: "Of these, which was a world leader in the 80s? "

And do you know the answer to this one? "Why did King Edward VII give up the British throne in 1936?"