From which century did modern era start?
When did the modern era begin?
When did the Middle Ages begin and end? What reform movements emerged in the early 1800s? What were their aims? How did modern literature start? How was the first civilization developed? When the first clock was invented, How did they know what time it was? When did prehistory end in the Americas and why? When was first clock made? How was the time set? Were the 1800s broken up into decades like the 1900’s were? When did the Roman Empire start? What was the world like before Renaissance? When and how did WWII start and end? What was life like before the Industrial Revolution? What is the ancient musical period known as? Why did the industrial revolution started right in 1700th and right in Britain, why not before and why not in other countries? Why did the Renaissance start in Italy? Why are the 1900s called the 20th century and the 2000s the 21st century? What was the first push of the development of the Victoria era? Why do we say “18th century” when it's the 1700s? What was there before the "beginning"? When they made the first clock, how did they know what time it was? How did they set it? Why did the Renaissance begin in Italy and not somewhere else? What are the names and years of generations that have existed and still exist from the 19th century until present day? Where and when did the Roman Empire start? How and when did WWII start and end? What existed before the beginning of the time? When and how did WWI begin? What are the most important periods in history? What are the names and years of generations that have existed from and still exist from the 19th century until present day? When did WWI really begin? What was the significance of the Hundred Years War? How did it start?