61% knows the answer to this question: "Who is considered the father of medicine who is credited with an oath that is still pronounced by young physicians that establishes the fundamental principles of the discipline? "

And do you know the answer to this one? "Who was Vladimir Lenin?"

42% knows the answer to this question: "What celebrity was inducted into the U.S. Army in 1958? "

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

67% knows the answer to this question: "What colour went before death in the name of medieval plagues? "

And do you know the answer to this one? "Prince Rainer, leader of which small country, died in 2005?"

55% knows the answer to this question: "Who sung "These Boots Are Made For Walking"? "

And do you know the answer to this one? "Saddam Hussein was the President of which country?"

33% knows the answer to this question: "What was the name of the General who led the U.S. forces that were defeated by allied Native American tribes at the Battle of the Little Bighorn? "

And do you know the answer to this one? "In 1962, President Kennedy banned trade with which Caribbean country?"

91% knows the answer to this question: "What sporting event was invented by the Ancient Greeks? "

And do you know the answer to this one? "Fletcher Christian led a mutiny on which ship in 1789?"

91% knows the answer to this question: "What shape of structure was used to bury ancient Egyptian kings? "

And do you know the answer to this one? "What Islamic prophet was born in 570 AD?"

42% knows the answer to this question: "What is the Roman numeral for 7? "

And do you know the answer to this one? "Which operating system released it's 8th major edition in 2012?"

50% knows the answer to this question: "What year did the First World War finally end? "

And do you know the answer to this one? "What dam located in Egypt was completed in July 1970?"

80% knows the answer to this question: "Where did the IRA declared a ceasefire in 1994? "

And do you know the answer to this one? "During WWII, what Texan (and future movie star), single-handedly held off the Germans, directing artillery fire that killed or wounded about 50 of them?"

52% knows the answer to this question: "Who was the ruler of the Huns from 434-453 and was one of the most feared enemies of the Roman Empire? "

And do you know the answer to this one? "Which Middle Eastern country agreed to freeze its nuclear program in 2013?"

40% knows the answer to this question: "In what year was the Cuban Missile Crisis? "

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?"