How did humans survive 100 years ago?

Which Pacific Islands did the US control by 1900? Who was the captain of the Japanese submarine that sank the USS Indianapolis? What were the Framers of the Constitution views on direct democracy? When was Nero born? What was lunch for kids in colonial times? What are the dates of the golden age of Islam and what are its contributions and achievements? What did it mean to England when they won war of roses? How did economic uncertainty lead many to demand immigration restrictions in the S's? The state religion of the Han Dynasty was what? What happened between 1863 and 1940? What was mesopotamias first currency? How do you write four million and five million? What is the Impact of present global crisis in Indian economybanking sector? Who won the 1962 world cup brazil or czechoslovacki? Why should we study history? How important was joan of arc to french success in the hundred years war? What was the name of the first form of writing? The Alatorre surname origin? What punishment would they get in the middle ages if they stole a pig? How did the ancient Romans protect themselves from their enemies?