49% knows the answer to this question: "On 13 June 1990, what did the East German military officially begin doing? "

And do you know the answer to this one? "What treaty ended the First World War and imposed heavy reparations payments on Germany?"

83% knows the answer to this question: "After Pius VII had me excommunicated in 1809, I had him arrested. Who am I? "

And do you know the answer to this one? "What country had a Velvet Revolution against Communism, as well as a Velvet Divorce, in which it split in two?"

79% knows the answer to this question: "In 1929, who ordered the infamous St. Valentine's Day massacre? "

And do you know the answer to this one? "What kind of animal killed the Australian wildlife expert and conservationist Steve Irwin in 2006?"

89% knows the answer to this question: "What were all Roman people who were not slaves called? "

And do you know the answer to this one? "The implementation of aqueducts and roads is associated with which civilization?"

78% knows the answer to this question: "What was the name of the World War I peace treaty that effectively ended the state of war between Germany and the Allied Powers? "

And do you know the answer to this one? "About half the deaths on one of the sides in what war occurred when the General Belgano became the first ship ever sunk by a nuclear submarine?"

94% knows the answer to this question: "The Russo-Japanese War was fought neither in Russia nor in Japan, but mostly in what country? "

And do you know the answer to this one? "Chicago burned down in 1871. What New England city burned down the next year?"

45% knows the answer to this question: "As Britain's prime minister in 1971, I not only steered British yachts to the Admiral's Cup, I also conducted the London Symphony Orchestra. Who am I? "

And do you know the answer to this one? "Prince Charles may have had matrimonial problems, but Henry VIII created his own church so he could divorce which wife?"

53% knows the answer to this question: "King Canute ruled over England, Denmark and which other country? "

And do you know the answer to this one? "In his message to the Roman senate, who described his recent victory over Pharnaces II of Pontus in the Battle of Zela as "veni, vidi, vici"?"

45% knows the answer to this question: "Which British royal family changed its name from Saxe-Coburg-Gotha in 1917? "

And do you know the answer to this one? "In what year did the Battle of Hastings occur?"

33% knows the answer to this question: "Romania and Bulgaria signed the Berlin Pact, meaning that they were allied to Nazi Germany in WWII. Which of these countries did not sign that pact? "

And do you know the answer to this one? "The US might still be in the British Commonwealth. But Hessian colonel Johann Rall was too engrossed in his poker game to bother with the message he'd gotten from Moses Doan, who had spotted what general crossing the Delaware River?"

79% knows the answer to this question: "Where did the 1944 WWII battle code named "Operation Overlord" take place? "

And do you know the answer to this one? "In 1993, Janet Reno became the 78th person, and the first woman, to hold what position?"

78% knows the answer to this question: "As Prince of Walachia, Vlad II called himself Son of the Dragon. What does this translate to in Romanian? "

And do you know the answer to this one? "Who was picking mushrooms near Gdansk in 1983 when he learned he had won the Nobel Peace Prize?"