32% knows the answer to this question: "What was the heavily guarded border called that separated Eastern and Western Europe after WWII? "

And do you know the answer to this one? "Who was the US president between 1977 and 1981?"

43% knows the answer to this question: "What English queen not only executed 180 Catholics (including Spanish-trained Jesuit priests), but also Puritans, who thought Anglicanism too Catholic? "

And do you know the answer to this one? "Which army used poison gas as a weapon in the 1915 Battles of Ypres?"

89% knows the answer to this question: "Which fruit, used in jellies, juices and wine, is a major export of Italy? "

And do you know the answer to this one? "Greenland wasn't really green, and Vinland wasn't really covered in vines. Who named them both, and icy Iceland, besides?"

43% knows the answer to this question: "Which young girl helped drive the English from French soil in the 15th century? "

And do you know the answer to this one? "In which year did Japan attack Pearl Harbor?"

75% knows the answer to this question: "Which is the famous Russian composer who died in 1971? "

And do you know the answer to this one? "The Battle of St. Pierre took place in which French-Canadian colony?"

73% knows the answer to this question: "D-Day is associated with which war? "

And do you know the answer to this one? "Imperial Japan attacked Malaya, Hong Kong, Guam, the Philippines, Wake Island and Midway, all at the same time as what American outpost?"

37% knows the answer to this question: "Who discovered the oral polio vaccine? "

And do you know the answer to this one? "What was the main focus of the Marshall Plan which was proposed in 1947? "

74% knows the answer to this question: "How did Anne Boleyn, wife of Henry VIII, die? "

And do you know the answer to this one? "Who succeeded Neville Chamberlain as British prime minister in 1940?"

94% knows the answer to this question: "In 2014, the African National Congress was again triumphant in which country's general election? "

And do you know the answer to this one? "What was a charter of liberties given in England by King John in 1215 rather than face civil war?"

92% knows the answer to this question: "Where were the first Olympic Games held? "

And do you know the answer to this one? "During WWII, the Japanese resorted to a (literally) suicidal method of warfare called kamikaze. What did this entail?"

89% knows the answer to this question: "Which Cuban president had socialist leanings which angered U.S. leaders for decades? "

And do you know the answer to this one? "Which of these is an Egyptian pharaoh who had a servant whose sole job was to pick boogers out of the royal nose?"

31% knows the answer to this question: "What was the occupation of Leonardo da Vinci? "

And do you know the answer to this one? "What 1976 BBC documentary noticed how, strangely, Richard Nixon, Edward Heath, Kakuei Tanaka and Prince Bernhard of the Netherlands all fell from power in the early 70s after receiving what gift from China?"