How many years from 1945 to 2018?

Who invented windows on a house? What was a 300-year period of discovery and learning? What significant cultural change marks the beginning of the post classical period? How did late medieval monarchs concentrate still more power in their hands? Who was Calvin willis? How did Kublai Khan's postal system function How extensive was the system? The Roman Empire reached its greatest extent during the .? What country does the last name wesela come from? What part of the Roman empire survived after the fall of the city of Rome? How was Equiano treated by his captors and owners while he was held in slavery in West Africa? One reason for the end of the western cattle bonanza was? Who were the first people to north America? How can you break the 4th wall? What was Bill Gates the founder of? What century is 570 ce? Which city was the starting point of all explorations? What are the key traits of a civilization? What is the past tense of the verb begin? When was the first credit cad used? What does WCL stand for?