1) What country hosted the 1948 Olympic Games?
2) Who developed the polio vaccine?
3) Who painted the Sistine Chapel ceiling?
4) What year did the Berlin Wall fall?
5) When was the Magna Carta signed?
6) Who was the first Emperor of China?
7) Who succeeded Queen Victoria as ruler of the United Kingdom?
8) Who was the first president of the United States?
9) Who discovered America in 1492?
10) What is the world's oldest continuous civilization?