The Rulers of Europe: Every Year
https://www.youtube.com/watch?v=IpKqCu6RcdI
This video shows the rulers of European countries, for every year since 400 BC.
History of the World: Every Year
https://www.youtube.com/watch?v=ymI5Uv5cGU4
Human Population Through Time
https://www.youtube.com/watch?v=PUwmA3Q0_OE
Largest European cities in history
https://www.youtube.com/watch?v=GddgANy0k_U
Top 20 Most Populated Cities in The World 1500 to 2100 (History + Projection)
https://www.youtube.com/watch?v=_7jCioztj_c