39% knows the answer to this question: "What type of government did the USSR have until 1991? "

And do you know the answer to this one? "From What disease did the Romantic poet John Keats die?"

48% knows the answer to this question: "Which was began in 1959? "

And do you know the answer to this one? "In what battle did General Custer's army fight against Crazy Horse?"

88% knows the answer to this question: "Which historical figure was the founder of the Republic of Turkey? "

And do you know the answer to this one? "In 2012, Enrique Pena Nieto led the PRI back to power in what country, which it had run for decades, after a 12-year-absence?"

37% knows the answer to this question: "Where did the Blitz of World War II take place? "

And do you know the answer to this one? "Who was first chosen to be Nasser's Vice President and was once President?"

54% knows the answer to this question: "In which country did the Mau Mau Rebellion take place? "

And do you know the answer to this one? "In 2014, 14 people died in a volcanic eruption in what Asian country?"

46% knows the answer to this question: "What 19th-century figure took marijuana to relieve menstrual cramps? "

And do you know the answer to this one? "Who was known as a pioneer in aviation and disappeared over the mid-Pacific in 1937?"

90% knows the answer to this question: "What river did the Ancient Egyptians build their civilization on? "

And do you know the answer to this one? "What was the name of the woman who was married to Adolf Hitler for less than 40 hours?"

68% knows the answer to this question: "Which region of the world is where Judaism, Christianity, and Islam originated? "

And do you know the answer to this one? "In the news throughout the 90s, with which commodity is OPEC involved? "

53% knows the answer to this question: "In which ancient civilization would you find colosseums? "

And do you know the answer to this one? "What function did the Ancient Egyptian pyramid's perform?"

58% knows the answer to this question: "The ancient Olympic Games originated in which country? "

And do you know the answer to this one? "Which oil company's drilling rig Kulluk ran aground in 2013?"

84% knows the answer to this question: "What is a very young plant called? "

And do you know the answer to this one? "Where would you find enamel, the hardest substance in your body?"

86% knows the answer to this question: "A "pride" is a group of which of these animals? "

And do you know the answer to this one? "What action is similar to whisking but uses faster motion for a longer time?"