What was the 1950s twist?

What century is 1675? What did medieval art do? What class is a serf? Why was Charlemagne important Did his achievements last long? What is the definition of the word decended? Why is the renaissance period known as the birth of learning? Where did the first inhabitants of the western hemisphere come from? Who built some of the first roads in America? What time did Victorian coal miners start work? What pilgrims within one of these three groups that comprised medieval society? What are the main differences between Asian and Western cultural legacies that Gladwell identifies? Who was responsible in rome for the transition from a republic to an empire? Why were mouldboard ploughs more efficient in the middle age? What was the Significance of the Iron Curtain? Why did the Romans overthrow the Tarquins? What is the Twelve Tables significance? Was russia ever a part of the old roman empire? Before electricity how did they wash clothes with a wash board and wash tub? What are the 50 best s.? In the 1800s people in mining towns in the west often paid for goods with gold nuggets or gold dust Wat was the function of gold?