55% knows the answer to this question: "When was the Titanic officially launched? "

And do you know the answer to this one? "Which historical event didn't happen in 1969?"

76% knows the answer to this question: "In what war was the 'Battle of Khambula'? "

And do you know the answer to this one? "Who was the first Tennessee representative to become US President?"

37% knows the answer to this question: "What continent was Princess Elizabeth visiting when she learnt that her father, George VI, had died during the night and that she was the new Queen? "

And do you know the answer to this one? "Fresh from a revolution, what became the first country to decriminalize homosexuality, in 1791?"

50% knows the answer to this question: "What innovative clothing product did Henry David Lee create in 1913? "

And do you know the answer to this one? "What invention made Alfred Nobel famous in 1867?"

57% knows the answer to this question: "Winchester in what Virginia valley changed hands 72 times during the Civil War? "

And do you know the answer to this one? "In January 2010, an earthquake levelled what country's Presidential Palace, meaning that even the head of state was homeless?"

95% knows the answer to this question: "The Casket Letters suggest that what queen, also known as Mary Stuart, had a hand in killing her second husband, Lord Darnley? "

And do you know the answer to this one? "What iconic car was produced by Volkswagen beginning in 1945?"

39% knows the answer to this question: "Albert II abdicated as King of which country in 2013? "

And do you know the answer to this one? "What people in ancient Peru referred to their empire as Tawantinsuyu, which means "the four regions"?"

36% knows the answer to this question: "In which decade were robbers Bonnie and Clyde active? "

And do you know the answer to this one? "Silvio Berlusconi was a controversial Prime Minister of which country?"

70% knows the answer to this question: "Which country was Napoleon Bonaparte a leader of? "

And do you know the answer to this one? "In what year did Nazi Germany invade the Netherlands?"

35% knows the answer to this question: "What name was given to a ruler of Ancient Egypt? "

And do you know the answer to this one? "What were the series of wars by European Christians to recover the Holy Land from the Muslims?"

31% knows the answer to this question: "The military ship 'Yamato' belonged to which country in World War II? "

And do you know the answer to this one? "What country is the homeland of the Danish people?"

39% knows the answer to this question: "Abigail Smith Adams was the wife of which American President? "

And do you know the answer to this one? "What was the name of the controversial barrier that was constructed by East Germany in the 1960s?"