How many years has it been since 1965?

What is a linden shield from medieval times? What is The ruling family of an empire called? During the middle ages the church regulated what? What is the History of the hope diamond? Roman kings from A-Z? Where did Ukrainians come from? What is goods travelled in silk road? What does age of exploration mean? Who was the leader of the first crusade? What is the central element of feudalism? Who the Great is known as the greatest European ruler after Charlemagne? How did cuneiform evolve over time? How did the US help Western Europe at the start of the Cold War? Which European countries were important in exploration in the 1400s and 1500's? Why did bowing and curtsy start? Why is the name Stanislav sometimes shortend to Stas? What is the myth of the excalibur? What are 2 social classes called in Rome? Did the olmecmayaand Aztecs all have the characteristics of a civilized society? What happened among the upper class of the early Roman Empire?